TY - JOUR AU - R. Göbel AU - R. M. Shortt TI - Algebraic ramifications of the common extension problem for group-valued measures JO - Fundamenta Mathematicae PY - 1994 SP - 1 EP - 20 VL - 146 IS - 1 PB - mathdoc UR - http://geodesic.mathdoc.fr/articles/10.4064/fm-146-1-1-20/ DO - 10.4064/fm-146-1-1-20 LA - en ID - 10_4064_fm_146_1_1_20 ER -