TY - JOUR AU - V. V. Kudryavtsev TI - On the functional system $P_{k,\Pi}$ JO - Diskretnaya Matematika PY - 1991 SP - 124 EP - 134 VL - 3 IS - 3 PB - mathdoc UR - http://geodesic.mathdoc.fr/item/DM_1991_3_3_a11/ LA - ru ID - DM_1991_3_3_a11 ER -