ACM category

• http://www.acm.org/class
• http://www.acm.org/class/how_to_use.html
• http://www.acm.org/class/1998/ The ACM Computing Classification System Version
• http://www.acm.org/class/1998/overview.html
• http://www.acm.org/class/1998/H.4.3.html Bulletin boards
• http://www.acm.org/class/1998/H.5.3.html Web-based interaction
• http://www.acm.org/class/1998/H.5.4.html H.5.4 Hypertext/Hypermedia

\category{H.4.3}{Communications Applications}{Bulletin boards} \category{H.5.4}{Hypertext/Hypermedia}{Architectures}

• http://www.acm.org/class/1998/homepage.html General Terms

• http://www.hovir.com:8080/How-to-CCS.htm How to Classify Works Using ACM's Computing Classification System (CCS)