Writing XPath Expressions

http://www.stylusstudio.com/docs/v60/d_xpath.html

Writing XPath Expressions

http://www.stylusstudio.com/docs/v60/d_xpath.html

TransactionScope

http://www.c-sharpcorner.com/UploadFile/mosessaur/TransactionScope04142006103850AM/TransactionScope.aspx
http://www.codeproject.com/KB/dotnet/TransactionScope20.aspx

CLR Architecture

http://www.codeproject.com/KB/dotnet/DotNetWhitePaper.aspx
http://www.codersource.net/basics_dot_net_framework.html