TY - JOUR AU - O. V. Borodin TI - Generalization of a~theorem of Kotzig and a~prescribed coloring of the edges of planar graphs JO - Matematičeskie zametki PY - 1990 SP - 22 EP - 28 VL - 48 IS - 6 PB - mathdoc UR - http://geodesic.mathdoc.fr/item/MZM_1990_48_6_a2/ LA - ru ID - MZM_1990_48_6_a2 ER -