TY - JOUR AU - Radan Kučera TI - Different groups of circular units of a compositum of real quadratic fields JO - Acta Arithmetica PY - 1994 SP - 123 EP - 140 VL - 67 IS - 2 PB - mathdoc UR - http://geodesic.mathdoc.fr/articles/10.4064/aa-67-2-123-140/ DO - 10.4064/aa-67-2-123-140 LA - en ID - 10_4064_aa_67_2_123_140 ER -