Master's articlesto the top 
1. http://www.masters.donntu.ru/2006/fvti/zubritskaya/indexe.htm - E. Zubritskya "Research of ways of the organization of access to data on a web-server and development sowtware access to data"
MS SQL Serverto the top
1. http://msdn2.microsoft.com/ru-ru/sqlserver/default.aspx - SQL Server developer centre
2. http://rsdn.ru/summary/1304.xml - Regularly update articles about MS SQL Server
3. http://www.sqlmag.com/ - Online magazine about MS SQL Server (English)
4. http://realcoding.net/article/rubric/db/MSSQL_Server - Articles about MS SQL Server (English, ðóññêèé)
5. http://www.osp.ru/win2000/2562733/index.html - Articles about MS SQL Server and code examples
.NET Frameworkto the top
1. http://aspnetmania.com/ - All about .NET Framework
2. http://www.realcoding.net/article/rubric/dotNETFramework - Articles about Microsoft .NET Framework
3. http://forum.codenet.ru/forumdisplay.php?f=28 - General questions
4. http://www.rsdn.ru/summary/699.xml - Update components catalog for .NET
5. http://www.dotnetexperts.com/ - Resource for experts about .NET (English)
6. http://www.dotsite.spb.ru/Publications/List2.aspx - All about .NET
7. http://www.theserverside.net/ - Portal about server-side applications development with .NET (English)
8. http://www.15seconds.com/focus/.NET Features.htm - .NET Features (English)
9. http://www.dotgnu.org/ - GNU Freedom for the Net (English)
10. http://www.windowsdevcenter.com/topics/windows/dotnet - Articles about .NET from O'Reilly well-known authors(English)
Visual C#to the top
1. http://msdn2.microsoft.com/ru-ru/vcsharp/default.aspx - Visual C# developers centre
2. http://rsdn.ru/summary/1691.xml - Regularly update articles about C#
3. http://www.gotdotnet.ru/LearnDotNet/CSharp/default.aspx - Articles about C#
4. http://www.realcoding.net/article/rubric/csharp - Articles about C# and programs examples
5. http://www.codenet.ru/cat/Languages/c-sharp/ - Articles about C# and programs source codes
6. http://forum.codenet.ru/forumdisplay.php?f=30 - General questions
7. http://www.rusdoc.ru/reviews/programming/pl/chash/ - Articles catalog about C# features
8. http://www.dotsite.spb.ru/Publications/List1.aspx - All about C#
9. http://www.icsharpcode.net/OpenSource/SD/ - OpenSource development environment for .NET (English)
10. http://www.developerfusion.co.uk/csharp/ - Articles about C# (English)
11. http://www.superdotnet.com/directory.aspx?dirID=202 - Articles about C# (English)
ADO.NETto the top
1. http://rsdn.ru/summary/1433.xml - Regularly update articles about ADO.NET
2. http://www.gotdotnet.ru/LearnDotNet/ADONET/default.aspx - Articles about ADO.NET
3. http://www.realcoding.net/article/rubric/db/ADOdotNET - Articles about ADO.NET and programs examples
4. http://www.dotsite.spb.ru/Publications/List4.aspx - All about ADO.NET
5. http://www.dotnetjunkies.com/article/ - Articles and manuals about ADO.NET (English)
6. http://www.superdotnet.com/directory.aspx?dirID=206 - Articles about ADO.NET (English)
ODBCto the top
1. http://realcoding.net/article/rubric/db/MySQL_ODBC_MyODBC - Articles about working with ODBC
2. http://www.rsdn.ru/summary/415.xml - Regularly update articles about ODBC
OLE DBto the top
1. http://www.rsdn.ru/summary/274.xml - Regularly update articles about OLE DB
SQLto the top
1. http://sql.ru - All about SQL and client/server technologies
2. http://realcoding.net/article/rubric/db/SQL - Articles about SQL usage and standarts
3. http://www.microsoft.com/rus/learning/2005/sql/default.mspx - Microsoft SQL Server 2005 – Training portal
4. http://www.rsdn.ru/summary/3577.xml - Regularly update articles about SQL
5. http://www.sql-ex.ru/ - SQL exercises
6. http://www.developerfusion.co.uk/sqlserver/ - Articles about MS SQL Server (English)
Databasesto the top
1. http://www.gotdotnet.ru/Forums/Data/default.aspx - Forum about working with data
2. http://forum.codenet.ru/forumdisplay.php?f=31 - Forum about databases programming
3. http://www.realcoding.net/article/rubric/db/Access_to_data - Articles about data access
4. http://rdbms.narod.ru/ - Databases — theory and practice
ITto the top
1. http://cnews.ru/ - Publication about high technoligies
2. http://www.3dnews.ru/ - Daily digital digest
3. http://www.computerra.ru/ - All news about computers, hardware, new technologies, information technologies
http://www.google.com/ - If something failed to find on previous sites, then here certainly it can to find required information