TY - JOUR AU - Jasem, Milan TI - Pairs of partially ordered groups with the same convex subgroups JO - Mathematica slovaca PY - 1987 SP - 173 EP - 189 VL - 37 IS - 2 PB - mathdoc UR - http://geodesic.mathdoc.fr/item/MASLO_1987__37_2_a4/ LA - en ID - MASLO_1987__37_2_a4 ER -