http://together.net/~ccb/floydslp.htm
http://www.contrib.andrew.cmu.edu/~sargent
http://www.informatik.uni-oldenburg.de/~herwig/roio/roio-cd/giants_at_giants.cd.html
http://www2.coastalnet.com/~cn1299
http://ariel.its.unimelb.edu.au/~cthulhu--
http://together.net/~ccb/floydslp.htm
http://www.idsonline.com/tripout
http://www.ncf.carleton.ca/~ab551
http://www.pi.net/~bobbink
http://www.rockhall.com/index.html
http://www.ucalgary.ca/~jcjlebla