TY - JOUR AU - B. T. Rumov TI - Some theorems on the existence of $\alpha$-resolvable designs JO - Matematičeskie zametki PY - 1989 SP - 62 EP - 71 VL - 46 IS - 5 PB - mathdoc UR - http://geodesic.mathdoc.fr/item/MZM_1989_46_5_a7/ LA - ru ID - MZM_1989_46_5_a7 ER -