%0 Journal Article %A Khatua, Debnarayan %A De, Anupam %A Maity, Kalipada %A Kar, Samarjit %T Use of ā€œeā€ and ā€œgā€ operators to a fuzzy production inventory control model for substitute items %J RAIRO. Operations Research %D 2019 %P 473-486 %V 53 %N 2 %I EDP-Sciences %U https://www.numdam.org/articles/10.1051/ro/2017047/ %R 10.1051/ro/2017047 %G en %F RO_2019__53_2_473_0