Mathematical Model for Bi-objective Maximal Hub Covering Problem with Periodic Variations of Parameters

KHOSRAVIAN GHADIKOLAEI Y., SHAHANDEH NOOKABADI A., MOSLEHI G., "Mathematical Model for Bi-objective Maximal Hub Covering Problem with Periodic Variations of Parameters", International Journal of Engineering- Transation a, Vol. 32, No. 7, PP. 964_975, 2019.