TY - JOUR AU - A. V. Nazarok TI - A~generalization of perfect Mendelsohn designs and some of its consequences JO - Diskretnaya Matematika PY - 1992 SP - 85 EP - 90 VL - 4 IS - 1 PB - mathdoc UR - http://geodesic.mathdoc.fr/item/DM_1992_4_1_a7/ LA - ru ID - DM_1992_4_1_a7 ER -