TY - JOUR AU - Kechris, Alexander AU - Louveau, Alain TI - The classification of hypersmooth Borel equivalence relations JO - Journal of the American Mathematical Society PY - 1997 SP - 215 EP - 242 VL - 10 IS - 1 PB - mathdoc UR - http://geodesic.mathdoc.fr/articles/10.1090/S0894-0347-97-00221-X/ DO - 10.1090/S0894-0347-97-00221-X ID - 10_1090_S0894_0347_97_00221_X ER -