This article is from the Running FAQ, by Ozzie Gontang with numerous contributions by others.
http://www.he.net/~mmahoney/ultra/
Matt Mahoney
http://www.run100s.com/
Stan Jensen
http://www.ultraned.org/
UltraNed
/Fox.nstn.ca:/~dblaikie/">/Fox.nstn.ca:/~dblaikie/">http://Fox.nstn.ca:/~dblaikie/
David Blaikie
http://www.fred.net/ultrunr/
Kevin Sayers Resource
 
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