TY - JOUR AU - Jasem, Milan TI - On weak isometries in multilattice groups JO - Mathematica slovaca PY - 1990 SP - 337 EP - 340 VL - 40 IS - 4 PB - mathdoc UR - http://geodesic.mathdoc.fr/item/MASLO_1990__40_4_a0/ LA - en ID - MASLO_1990__40_4_a0 ER -