Component Object Model A brief overview of COM, by Gopalan Suresh Raj. http://www.execpc.com/~gopalan/com/com_ravings.html

COM Threading Models An introduction to the different threading models in COM, by Gopalan Suresh Raj. http://www.execpc.com/~gopalan/com/com_threading.html

COM, DCOM, and Related Capabilities An evaluation of COM architecture, by Software Engineering Institute, Carnegie Mellon University. http://www.sei.cmu.edu/str/descriptions/com.html

Building COM Components on UNIX Discusses DCOM on the UNIX platform. It covers platform compatibility issues, the UNIX-specific architecture of DCOM, and implementing a DCOM component on UNIX. By Christian Gross, euSOFT. http://msdn.microsoft.com/library/techart/msdn_unixcom.htm

Microsoft Component Services - A Technology Overview A whitepaper introducing COM, DCOM, MTS, IIS, ASP, MSMQ, and COM+. By Microsoft. http://www.microsoft.com/com/wpaper/compsvcs.asp

CodeMarine Tips from the Trenches Tips from the bi-monthly free mailing-based newsletter covering tips and coding insights. By CodeMarine, Inc. http://www.codemarine.com/comtips.html

The Joy of Reference Counting Discusses referencing counting in COM, and briefly contrast with the approach taken by CORBA, by David Chappell. http://www.chappellassoc.com/articles/article_Refer_Counting.html

Tek-Tips: ActiveX Forum ActiveX technical support forums and mutual help system for computer professionals. Selling and recruiting forbidden. http://www.tek-tips.com/gthreadminder.cfm/lev2/4/lev3/30/pid/194