TY - JOUR AU - O. Körner TI - Class numbers of binary quadratic lattices over algebraic number fields JO - Acta Arithmetica PY - 1981 SP - 269 EP - 279 VL - 39 IS - 3 PB - mathdoc UR - http://geodesic.mathdoc.fr/articles/10.4064/aa-39-3-269-279/ DO - 10.4064/aa-39-3-269-279 LA - en ID - 10_4064_aa_39_3_269_279 ER -