TY - JOUR AU - Nguyen Huy Viet TI - Fixed points of many-valued mappings of subsymmetrizable topological spaces JO - Vestnik Moskovskogo universiteta. Matematika, mehanika PY - 1986 SP - 69 EP - 70 IS - 4 UR - http://geodesic.mathdoc.fr/item/VMUMM_1986_4_a12/ LA - ru ID - VMUMM_1986_4_a12 ER -