9Frederick Chong,Gianpaolo Carraro. Architecture Strategies for Catching the Long Tail [EB/OL]. http ://msdn2.mierosoft.com/enus/library/aa479069.aspx, April 2006.
10Frederick Chong,Gianpaolo Carraro, Roger Wolter. Multi -Tenant Data Architecture [EB/OL]. http://msdn.mierosoft.com/en-us/library/aa479086.aspx, June 2006.