TY - JOUR AU - Zaslavsky, Thomas TI - Quasigroup associativity and biased expansion graphs JO - Electronic research announcements of the American Mathematical Society PY - 2006 SP - 13 EP - 18 VL - 12 PB - mathdoc UR - http://geodesic.mathdoc.fr/articles/10.1090/S1079-6762-06-00155-7/ DO - 10.1090/S1079-6762-06-00155-7 ID - ERAAMS_2006_12_a1 ER -