TY - JOUR AU - Leon E. Mattics TI - Quadratic Spaces of Countable Dimension over Algebraic Number Fields. JO - Commentarii mathematici Helvetici PY - 1968 SP - 31 EP - 40 VL - 43 PB - mathdoc UR - http://geodesic.mathdoc.fr/item/CMH_1968__43_139350/ ID - CMH_1968__43_139350 ER -