TY - JOUR AU - Bulant, Michal TI - On the parity of the class number of the field $\Bbb Q(\sqrt p,\sqrt q,\sqrt r)$ JO - Communications in Mathematics PY - 1998 SP - 41 EP - 52 VL - 06 IS - 1 PB - mathdoc UR - http://geodesic.mathdoc.fr/item/COMIM_1998__6_1_a6/ LA - en ID - COMIM_1998__6_1_a6 ER -