TY - JOUR AU - V. I. Malykhin AU - N. N. Kholshchevnikova TI - Independence of two set-theoretic statements in the theory of summation JO - Matematičeskie zametki PY - 1980 SP - 869 EP - 882 VL - 28 IS - 6 PB - mathdoc UR - http://geodesic.mathdoc.fr/item/MZM_1980_28_6_a6/ LA - ru ID - MZM_1980_28_6_a6 ER -