Alternating Sign Matrices A conference in honour of David P. Robbins. IDA Center for Communications Research, Princeton, NJ, USA; 29--30 June 2003. http://www.haverford.edu/math/lbutler/RobbinsConf.html Haverford.edu~Site InfoWhoisTrace RouteRBL Check
AAA67 67th Workshop on General Algebra. University of Potsdam, Germany; 26--28 March 2004. http://users.math.uni-potsdam.de/~denecke/Aaa67.htm Uni-potsdam.de~Site InfoWhoisTrace RouteRBL Check
AAA66 66th Workshop on General Algebra. University of Klagenfurt, Germany; 19--22 June 2003. http://www.uni-klu.ac.at/AAA66/ Uni-klu.ac.at~Site InfoWhoisTrace RouteRBL Check