TY - JOUR AU - Yu. F. Korobeinik TI - On~a~dual problem. I.~General results. Applications to Fr\`echet spaces JO - Sbornik. Mathematics PY - 1975 SP - 181 EP - 212 VL - 26 IS - 2 PB - mathdoc UR - http://geodesic.mathdoc.fr/item/SM_1975_26_2_a2/ LA - en ID - SM_1975_26_2_a2 ER -