%0 Journal Article %A L. I. Feigin %T Scheduling problems with fuzzy activity durations %J Doklady Akademii Nauk %D 1983 %P 812-815 %V 272 %N 4 %I mathdoc %U http://geodesic.mathdoc.fr/item/DAN_1983_272_4_a10/ %G ru %F DAN_1983_272_4_a10