TY - JOUR AU - V. E. Tarakanov TI - Covering numbers of regular multigraphs JO - Matematičeskie zametki PY - 1989 SP - 66 EP - 75 VL - 46 IS - 4 PB - mathdoc UR - http://geodesic.mathdoc.fr/item/MZM_1989_46_4_a9/ LA - ru ID - MZM_1989_46_4_a9 ER -