TY - JOUR AU - P. P. Zabreiko TI - A theorem for semiadditive functionals JO - Funkcionalʹnyj analiz i ego priloženiâ PY - 1969 SP - 86 EP - 88 VL - 3 IS - 1 PB - mathdoc UR - http://geodesic.mathdoc.fr/item/FAA_1969_3_1_a8/ LA - ru ID - FAA_1969_3_1_a8 ER -