Результаты поиска

Лучшие результаты

1. Abdullah Almuhaisen. Signal Bias in Digital Communication Systems. – М.: LAP Lambert Academic Publishing, 2010. – 72 с.
   

Дополнительные результаты

1. Security and Privacy in Mobile Information and Communication Systems: Third International ICST Conference, MOBISEC 2011, Aalborg, Denmark, May 17-19, ... and Telecommunications Engineering). – М.: , 2012. – 195 с.
   
2. Case Studies in Crisis Communication: International Perspectives on Hits and Misses. – М.: , 2012. – 584 с.
   
3. L. Lynne Kiesling. Deregulation, Innovation and Market Liberalization: Electricity Regulation in a Continually Evolving Environment (Routledge Studies in Business Organizations and Networks). – М.: , 2012. – 208 с.
   
4. John V. Thill, Courtland L. Bovee. Excellence in Business Communication (5th Edition). – М.: , 0. – 0 с.
   
5. Lauren Vicker, Ron Hein. The Fast Forward MBA in Business Communication. – М.: Wiley, 1999. – 248 с.
   
6. Mariagrazia Fugini, Carlo Bellettini. Information Security Policies and Actions in Modern Integrated Systems. – М.: , 0. – 0 с.
   
7. H. L., Jr. Goodall, Sandra Goodall. Communicating in Professional Contexts With Infotrac: Skills, Ethics, and Technologies (Wadsworth Series in Speech Communication). – М.: , 0. – 0 с.
   
8. Institutional Change in the Payments System and Monetary Policy (Routledge International Studies in Money and Banking). – М.: , 2006. – 177 с.
   
9. Jobs and Economic Development in Minority Communities. – М.: , 2006. – 320 с.
   
10. Darren G Lilleker. Key Concepts in Political Communication (Sage Key Concepts). – М.: , 2006. – 224 с.
    
11. Mehdi Semati. New Frontiers in International Communication Theory (Communication, Media, and Politics). – М.: , 2004. – 320 с.
    
12. New Modes of Governance in the Global System. – М.: , 2006. – 256 с.
    
13. John V. Thill, Courtland L. Bovee. Excellence in Business Communication (7th Edition). – М.: , 2006. – 688 с.
    
14. M. Shahidehpour, H. Yamin, Zuyi Li. Market Operations in Electric Power Systems: Forecasting, Scheduling, and Risk Management. – М.: Wiley-IEEE Press, 2002. – 450 с.
    
15. Trust, Privacy and Security in Digital Business: 5th International Conference, TrustBus 2008 Turin, Italy, September 1-5, 2008, Proceedings (Lecture Notes in Computer Science). – М.: , 2008. – 205 с.
    
16. Heikki Niilo Koivo, Mohammed Elmusrati. Systems Engineering in Wireless Communications. – М.: , 2010. – 356 с.
    
17. Innovation in Complex Social Systems (Routledge Studies in Global Competition). – М.: , 2010. – 352 с.
    
18. Simon Haykin, K. J. Ray Liu. Handbook on Array Processing and Sensor Networks (Adaptive and Learning Systems for Signal Processing, Communications and Control Series). – М.: , 2010. – 904 с.
    
19. Language and the Law in Deaf Communities (Sociolinguistics in Deaf Communities Vol. 9). – М.: , 2003. – 200 с.
    
20. Broadband Satellite Communication Systems and the Challenges of Mobility : IFIP TC6 Workshops on Broadband Satellite Communication Systems and Challenges ... Federation for Information Processing). – М.: , 2005. – 247 с.
    
21. Signal Transduction in the Cardiovascular System in Health and Disease (Advances in Biochemistry in Health and Disease). – М.: , 2008. – 424 с.
    
22. Color Theory and Its Application in Art and Design (With 55 Figures and 6 Color Plates) (IFIP International Federation for Information Processing). – М.: , 2008. – 248 с.
    
23. Learning to Live in the Knowledge Society: IFIP 20th World Computer Congress, IFIP TC 3 ED-L2L Conference, September 7-10, 2008, Milano, Italy (IFIP International ... Federation for Information Processing). – М.: , 2008. – 374 с.
    
24. Marcia Stanhope, Jeanette Lancaster, Penny Leake. Community/Public Health Nursing Online for Foundations of Nursing in the Community (User Guide, Access Code, and Textbook Package): Community-Oriented Practice. – М.: , 2008. – 0 с.
    
25. Handbook of Signal Processing in Acoustics. – М.: , 2008. – 1933 с.
    
26. C.-C. Kuo, Shang-Ho Tsai, Layla Tadjpour, Yu-Hao Chang. Precoding Techniques for Digital Communication Systems. – М.: , 2008. – 320 с.
    
27. EGFR Signaling Networks in Cancer Therapy (Cancer Drug Discovery and Development). – М.: , 2008. – 393 с.
    
28. Physics And Modeling Of Tera- And Nano-Devices (Selected Topics in Eletronics and Systems). – М.: , 2008. – 192 с.
    
29. Applications of Neural Networks in High Assurance Systems (Studies in Computational Intelligence). – М.: , 2010. – 280 с.
    
30. Speech Processing in Modern Communication: Challenges and Perspectives (Springer Topics in Signal Processing). – М.: , 2010. – 342 с.
    
31. Gerard Maral, Michel Bousquet. Satellite Communications Systems: Systems, Techniques and Technology. – М.: , 2010. – 742 с.
    
32. Grigorios Kalivas. Digital Radio System Design. – М.: , 2010. – 472 с.
    
33. Dzevad Belkic, Karen Belkic. Signal Processing in Magnetic Resonance Spectroscopy with Biomedical Applications. – М.: , 2010. – 468 с.
    
34. The Internet of Things: 20th Tyrrhenian Workshop on Digital Communications. – М.: , 2010. – 350 с.
    
35. Kao–Cheng Huang. Millimeter Wave Communication System. – М.: , 2010. – 320 с.
    
36. Simon Haykin. Communication Systems. – М.: , 2009. – 440 с.
    
37. Robert Malenka. Intercellular Communication in the Nervous System. – М.: , 2010. – 776 с.
    
38. Scott L. Miller, Donald G. Childers. Probability and Random Processes: With Applications to Signal Processing and Communications. – М.: Рид Элсивер, 2004. – 544 с.
    
39. Susan R. Bereiter. Troubleshooting and Human Factors in Automated Manufacturing Systems. – М.: , 2010. – 320 с.
    
40. XYPRO Technology Corp. Securing HP NonStop Servers in an Open Systems World. – М.: , 2010. – 1000 с.
    
41. Clifford Headley. Raman Amplification in Fiber Optical Communication Systems. – М.: , 2010. – 392 с.
    
42. Felix Redmill. Human Factors in Safety-Critical Systems. – М.: , 2010. – 320 с.
    
43. Boris Mikhailovich Andree. Separation of Isotopes of Biogenic Elements in Two-phase Systems. – М.: , 2010. – 316 с.
    
44. Ana I. Perez-Neira. Cross-Layer Resource Allocation in Wireless Communications. – М.: , 2010. – 192 с.
    
45. Edward J. Latessa. Corrections in the Community. – М.: , 2010. – 620 с.
    
46. A. Felinger. Data Analysis and Signal Processing in Chromatography,21. – М.: , 2010. – 0 с.
    
47. Ernst-Detlef Schulze. Global Biogeochemical Cycles in the Climate System. – М.: , 2010. – 350 с.
    
48. Louis Frenzel. Crash Course in Digital Technology. – М.: , 2010. – 208 с.
    
49. Grahame Smillie. Analogue and Digital Communication Techniques. – М.: , 2010. – 312 с.
    
50. Matthew Cheek. Digital UNIX System Administrator's Guide. – М.: , 2010. – 416 с.
    
51. Peter Jenner. Nitric Oxide in the Nervous System. – М.: , 2010. – 317 с.
    
52. Author Unknown. Satellite Communications Systems & Technology. – М.: , 2010. – 0 с.
    
53. M. Barlaud. Wavelets in Image Communication,5. – М.: , 2010. – 0 с.
    
54. Cornelius T. Leondes. Digital Control Systems Implementation and Computational Techniques,79. – М.: , 2010. – 393 с.
    
55. Cornelius T. Leondes. Stochastic Digital Control System Techniques,76. – М.: , 2010. – 427 с.
    
56. Author Unknown. Degeneration Patterns in the Nervous System,14. – М.: , 2010. – 0 с.
    
57. Debra D. Bragg. The New Vocationalism in American Community Colleges. – М.: , 2001. – 120 с.
    
58. William Marsiglio. Men on A Mission – Valuing Youth Work in Our Communities. – М.: , 2008. – 400 с.
    
59. Ji Yong Park. Visual Communication in Digital Design. – М.: , 2008. – 218 с.
    
60. K. Sam Shanmugan. Digital and Analog Communication Systems. – М.: , 1979. – 600 с.
    
61. Sacha Wunsch-Vincent. The WTO, the Internet and Trade in Digital Products. – М.: , 2011. – 326 с.
    
62. Open Source Development, Communities and Quality: IFIP 20th World Computer Congress, Working Group 2.3 on Open Source Software, September 7-10, 2008, ... in Information and Communication Technology). – М.: , 2011. – 417 с.
    
63. Communication Systems. – М.: , 2009. – 768 с.
    
64. Digital Communications. – М.: , 2008. – 1024 с.
    
65. Antennas For Base Stations In Wireless Communications. – М.: , 2011. – 412 с.
    
66. Amin Al-Ka''bi. Wireless Communication Systems. – М.: LAP Lambert Academic Publishing, 2009. – 200 с.
    
67. Ander Ramos Gana. Wireless Communication System for Land Seismic Operations. – М.: LAP Lambert Academic Publishing, 2011. – 88 с.
    
68. Syamkrishna Challa and Sowmya Injeti. Test Panel Development for Underwater Communication System. – М.: LAP Lambert Academic Publishing, 2012. – 84 с.
    
69. Ayad Barsoum. Data Integrity in Cloud Computing Systems. – М.: LAP Lambert Academic Publishing, 2013. – 212 с.
    
70. Abdul Basit. Mobility Model for Optical Wireless Communication System. – М.: LAP Lambert Academic Publishing, 2012. – 104 с.
    
71. Princewill Odum. Digital Surveillance Systems Closed Circuit Tele-Vision (CCTV). – М.: LAP Lambert Academic Publishing, 2014. – 68 с.
    
72. Jie Liang. Filter bank design for multimedia coding and digital communications. – М.: LAP Lambert Academic Publishing, 2010. – 164 с.
    
73. Chen Zhu. Advanced Digital Signal Processing in Coherent Optical Systems. – М.: Scholars' Press, 2014. – 208 с.
    
74. Ajay Yadav and Vishal Upmanu. Beam Forming Network For WLAN. – М.: LAP Lambert Academic Publishing, 2012. – 68 с.
    
75. Syed Wahaj Ul Haq,Shahzad Ahmed and Tehseen Sattar. Differential QPSK Based Communication System. – М.: LAP Lambert Academic Publishing, 2013. – 68 с.
    
76. Amit Grover and Neeti Grover. Space-Time Block Coded Systems in Wireless Communication. – М.: LAP Lambert Academic Publishing, 2013. – 68 с.
    
77. Sarojadevi Hande. Nanotechnology for Mobile Communication System. – М.: LAP Lambert Academic Publishing, 2013. – 64 с.
    
78. Imran Shafique Ansari. Composite and Cascaded Generalized-K Channel Model and Some Analyses. – М.: LAP Lambert Academic Publishing, 2011. – 84 с.
    
79. Pooria Varahram. Power amplifier linearization in wireless communication systems. – М.: LAP Lambert Academic Publishing, 2011. – 140 с.
    
80. Jameel Ahmed. Transform-Domain and DSP Based Secure Speech Communication. – М.: LAP Lambert Academic Publishing, 2011. – 252 с.
    
81. Sghaier Guizani. Optical Post CD Compensation In An Optical Fiber Communication System. – М.: Scholars' Press, 2013. – 180 с.
    
82. Majid Naghmash. Digital Down Converter Filter for Software Defined Radio Receiver. – М.: LAP Lambert Academic Publishing, 2012. – 172 с.
    
83. Mohit Bansal and Deepak Sethi. Denoising of Speech and ECG Signal by Using Wavelets. – М.: LAP Lambert Academic Publishing, 2012. – 64 с.
    
84. Harish P. PAPR Reduction in OFDM Systems Using Partial Transmit Sequence. – М.: LAP Lambert Academic Publishing, 2012. – 60 с.
    
85. Zainab Faydh Mohammed and .Ali Y. Fattah. Digital Signal Processing for Cancellation of fiber optic Impairments. – М.: LAP Lambert Academic Publishing, 2013. – 112 с.
    
86. Deepa Rangasamy. A Novel Channel Equalisation Technique For Mimo–ofdm System. – М.: LAP Lambert Academic Publishing, 2014. – 80 с.
    
87. SUSMITA DAS. Design of Adaptive Equaliser Structures in Neural Network Paradigm. – М.: LAP Lambert Academic Publishing, 2009. – 216 с.
    
88. Amin Malekmohammadi. ADVANCE MODULATION AND MULTIPLEXING IN OPTICAL COMMUNICATION SYSTEMS. – М.: LAP Lambert Academic Publishing, 2010. – 204 с.
    
89. Satbir Singh. Simulative Radio over Fiber Communication System. – М.: LAP Lambert Academic Publishing, 2011. – 120 с.
    
90. Mutamed Khatib. OFDM for Mobile Communications Systems. – М.: LAP Lambert Academic Publishing, 2011. – 132 с.
    
91. Olutayo Oyerinde. Channel Estimation for Wireless Communication Systems. – М.: LAP Lambert Academic Publishing, 2011. – 228 с.
    
92. Shubhangi Rathkanthiwar,Kishore Kulat and Chandrashekhar Dethe. An intelligent WLAN system. – М.: LAP Lambert Academic Publishing, 2012. – 268 с.
    
93. Idd Pazi Alli. Channel Estimation In Mobile Wireless Systems. – М.: LAP Lambert Academic Publishing, 2012. – 68 с.
    
94. Veeratej Garre. An Acoustic Echo cancellation System Based on Adaptive Algorithms. – М.: LAP Lambert Academic Publishing, 2012. – 76 с.
    
95. Mohamed Hussien Mohamed Nerma. Utilization of Dual Tree Complex Wavelet Transform in OFDM System. – М.: LAP Lambert Academic Publishing, 2013. – 188 с.
    
96. Abdullah Almuhaisen. Signal Bias in Digital Communication Systems. – М.: LAP Lambert Academic Publishing, 2010. – 72 с.
    
97. Billy Tomatsopoulos. The Modified Feedback Decoding Algorithm. – М.: LAP Lambert Academic Publishing, 2010. – 164 с.
    
98. Ahmed Toaha Mobashsher,Md. Ashraf Uz Zaman and Md. Kibria Siddique. Performance analysis of digital modulations on AWGN and fading channel. – М.: LAP Lambert Academic Publishing, 2010. – 72 с.
    
99. Mutamed Khatib. Block Transmission in Wireless Communications. – М.: LAP Lambert Academic Publishing, 2010. – 180 с.
    
100. Hussam Elbehiery. Digital Communication. – М.: LAP Lambert Academic Publishing, 2011. – 64 с.
     
101. Arturs Aboltins. Parametric Multicarrier Systems with Rotation Based Modulation. – М.: LAP Lambert Academic Publishing, 2013. – 156 с.
     
102. Yasser Albagory. Mobile Communications System using Stratospheric Platforms. – М.: LAP Lambert Academic Publishing, 2013. – 56 с.
     
103. Ali Salah Mahdi and Ergun Ercelebi. Design of Channel Estimation and Equalization for OFDM Systems. – М.: LAP Lambert Academic Publishing, 2015. – 84 с.
     
104. ANKUR SINGH KANG. Pulse shaping in wireless communication. – М.: LAP Lambert Academic Publishing, 2011. – 112 с.
     
105. FAISAL TARIQ. Nonlinear Error in OFDM Based Systems. – М.: LAP Lambert Academic Publishing, 2011. – 108 с.
     
106. Venkata Raghavendra Miriampally. Evaluation of Low diversity Coding Schemes in Optical Communication. – М.: LAP Lambert Academic Publishing, 2011. – 168 с.
     
107. Najmeh Khosroshahi. Inter-vehicle Communication Systems Improvement. – М.: LAP Lambert Academic Publishing, 2014. – 100 с.
     
108. Antonin Hermanek. Next generation equalisation algorithms. – М.: LAP Lambert Academic Publishing, 2010. – 156 с.
     
109. Adnan Khan. Efficient Signal Processing Techniques in Advanced Wireless Systems. – М.: LAP Lambert Academic Publishing, 2010. – 168 с.
     
110. Mohamed Ahmed. The Application of Media Convergence in Egypt. – М.: LAP Lambert Academic Publishing, 2012. – 124 с.
     
111. Gebreselassie Kahsay. Indigenous Communication Systems In Conflict Resolution:. – М.: LAP Lambert Academic Publishing, 2012. – 84 с.
     
112. Parthasarathi Mukhopadhyay. Digital Community Information System: A Framework for India. – М.: LAP Lambert Academic Publishing, 2011. – 460 с.
     
113. Veasna Chea. Land Disputes in Indigenous Communities in Cambodia. – М.: LAP Lambert Academic Publishing, 2013. – 76 с.
     
114. Furqan Hamid,Muhammad Usman and Inzamam Hamid. Implementation of Chaos Communication System with Chua's Circuit. – М.: LAP Lambert Academic Publishing, 2014. – 60 с.
     
115. Sultan Alam,Haleema Ahmad and Azmat Ullah. Drinking water Quality in Rural Communities. – М.: LAP Lambert Academic Publishing, 2012. – 180 с.
     
116. Saba Khalid and Tahira Mughal. Traditional Uses of Herbal Medicines in the Community of Sarai Mughal. – М.: LAP Lambert Academic Publishing, 2012. – 60 с.
     
117. Russ Espinoza. Juror Bias in the U.S. Legal System: Examining Problems and Solutions. – М.: LAP Lambert Academic Publishing, 2010. – 104 с.
     
118. Niwagaba Gilbert. The inception of appropriate technology in the micro system. – М.: LAP Lambert Academic Publishing, 2013. – 100 с.
     
119. Anuj Kumar Sharma and Vipul Sharma. OFDM Communication System. – М.: LAP Lambert Academic Publishing, 2014. – 96 с.
     
120. Faisal Riaz,Syed Ismail Shah and Gulraiz Akhter. Inter Vehicle Communication System Using Cognitive Radio. – М.: LAP Lambert Academic Publishing, 2011. – 104 с.
     
121. Yahya Al-Moliki. Coded Cooperation in Wireless Communications Using RSCC Channel Coder. – М.: LAP Lambert Academic Publishing, 2013. – 76 с.
     
122. Khalid Iqbal. Optimisation of Wireless Communication System. – М.: LAP Lambert Academic Publishing, 2012. – 288 с.
     
123. Sann Maw Maung. Resource Allocation and Reduced Complexity in MIMO Wireless System. – М.: LAP Lambert Academic Publishing, 2012. – 160 с.
     
124. Chin-Sean Sum. Signaling Design in Ultra-Wideband Wireless Communication Systems. – М.: LAP Lambert Academic Publishing, 2012. – 116 с.
     
125. Leonardo Hax Damiani. Fine Carrier Synchronization Unit for a Turbo Synchronization System. – М.: LAP Lambert Academic Publishing, 2012. – 108 с.
     
126. Munnujahan Ara. Reliable and Secure Wireless Communications Systems. – М.: Scholars' Press, 2014. – 140 с.
     
127. Khmaies Ouahada. Coded Modulation for Power-Line Communication Channel. – М.: LAP Lambert Academic Publishing, 2012. – 164 с.
     
128. Madhusmita Mishra,Himanshu Bhusan Mishra and Sarat Kumar Patra. SLM based PAPR reduction in Wireless Communication System. – М.: LAP Lambert Academic Publishing, 2015. – 84 с.
     
129. Sharmin Rashid Linta and Md.Ridgewan Khan Neuton. Today’s Impact on Communication System by IP Spoofing. – М.: LAP Lambert Academic Publishing, 2012. – 72 с.
     
130. Sunanda Dixit. Optimize Bandwidth for Signaling Protocols by Compression Technique. – М.: LAP Lambert Academic Publishing, 2012. – 100 с.
     
131. C. Balakrishnan and D. I. George Amalarethinam. Data Allocation Strategies in Distributed Database Systems. – М.: Scholars' Press, 2014. – 212 с.
     
132. Igor Maslov and Izidor Gertner. Evolutionary Algorithms in Digital Image Processing. – М.: LAP Lambert Academic Publishing, 2009. – 288 с.
     
133. Devanjan Bhattacharya,Jayanta Kumar Ghosh and Narendra Kumar Samadhiya. Development of a Geo-Hazard Warning Communication System. – М.: LAP Lambert Academic Publishing, 2012. – 264 с.
     
134. Vicente Zarzoso. Blind and Semi-Blind Signal Processing. – М.: LAP Lambert Academic Publishing, 2010. – 128 с.
     
135. Ardi Tjandra. Developing A Web Community System For Swiss German University. – М.: LAP Lambert Academic Publishing, 2012. – 84 с.
     
136. Keijo Haataja. Security Threats and Countermeasures in Bluetooth-Enabled Systems. – М.: LAP Lambert Academic Publishing, 2009. – 188 с.
     
137. Kaliyaperumal Karthikeyan. Computer Digital Technique System. – М.: LAP Lambert Academic Publishing, 2011. – 112 с.
     
138. Amarnath Surendranath and Saranya Chinnusamy. Evaluation of Sustainability in Agro Ecological Systems of Tamil Nadu. – М.: LAP Lambert Academic Publishing, 2014. – 140 с.
     
139. Gajanand Gupta. Digital communication manual. – М.: LAP Lambert Academic Publishing, 2012. – 52 с.
     
140. Gail Conrad. A Survey of Mental Health Practices in California Community Colleges. – М.: LAP Lambert Academic Publishing, 2014. – 152 с.
     

Лучшие результаты

Дополнительные результаты

1. Наука человековедения. интервью с Д. Уолтоном, профессором London Metropolitan University, экспертом CIPD. Chartered Institute of Personnel and Development, автором программы Master of Arts in Human Resource Strategies. И. Смирнова, "Кадровый менеджмент", № 5, июль-август 2007.
2. Построить идеальный каскад информации удается далеко не всегда. интервью с А. Синикас. Angela D. Sinickas, президентом международной консалтинговой компании Sinickas Communications, Inc. США, www.sinicom. com. В. Правоторов, "Кадровый менеджмент", № 4, май-июнь 2006.
3. Банковское отделение будущего. интервью с Камероном МакКворри. Cameron MacQuarrie, менеджером по развитию бизнеса компании Cisco Systems в области корпоративных финансов в регионе EMEA. Европа, Ближний Восток, Африка. Н.Ф. Колюшенко, "Расчеты и операционная работа в коммерческом банке", № 2, февраль 2006.
4. Ловушка для пирата. интервью с И. Слабых, руководителем отдела противодействия интеллектуальному пиратству в России и СНГ Adobe Systems. И. Голова, "Расчет", N 9, сентябрь 2012 г.
5. Trade-in как способ обмена автомобиля. С.Н. Гордеева, "Торговля: бухгалтерский учет и налогообложение", N 2, февраль 2011 г.
6. Digital Signage - новое в маркетинге финансовой розницы. Н.В. Чумак, "Банковский ритейл", N 4, IV квартал 2010 г.
7. Осторожно: дети! Что нужно молодому поколению от работодателей. интервью с Р. Алиевым, управляющим партнером HR Solutions, Д. Байковым, директором по развитию кондитерского объединения "Любимый Край", В.  Ворошиловым, генеральным директором группы компаний "БАГЕМ", Н. Зотовым, генеральным директором группы компаний "Мега-НН", А. Коршуновым, заместителем директора МИГСУ РАГС, Л. Кузьмичевой, исполнительным директором Нижегородской ассоциации рестораторов и отельеров, генеральным директором компании "Ресторатор", И. Мареевой, директором Центра технического обучения компании Digital Design, Е. Омельченко, социологом, профессором кафедры социологии ГУ - Высшая.... А. Асанова, "Управление персоналом", N 12, июнь 2010 г.
8. Проблемы применения универсальной юрисдикции in absentia. Г.А. Королев, "Журнал российского права", № 10, октябрь 2009.
9. Тонкости trade-in. С.А.Королев, "НДС. Проблемы и решения", № 8, август 2009.
10. In-store banking - новая модель банковского бизнеса. А. Пятков, "Банковское обозрение", № 11, ноябрь 2008.
11. Я воспринимаю персонального помощника как напарника червяк должен нравиться рыбке, а не рыбаку. интервью с П.А. Черкашиным, руководителем российского представительства компании Adobe Systems. "Управление персоналом", № 20, октябрь 2008.