TY - JOUR AU - William C. Waterhouse TI - Pairs of Quadratic Forms. JO - Inventiones mathematicae PY - 1976 SP - 157 EP - 164 VL - 37 PB - mathdoc UR - http://geodesic.mathdoc.fr/item/IM_1976__37_142431/ ID - IM_1976__37_142431 ER -