%0 Journal Article %A Roul, Jotindra Nath %A Maity, Kalipada %A Kar, Samarjit %A Maiti, Manoranjan %T Multi-item Optimal control problem with fuzzy costs and constraints using Fuzzy variational principle %J RAIRO - Operations Research - Recherche Opérationnelle %D 2019 %P 1061-1082 %V 53 %N 3 %I EDP-Sciences %U http://www.numdam.org/articles/10.1051/ro/2019022/ %R 10.1051/ro/2019022 %G en %F RO_2019__53_3_1061_0