• A new compact formulation for the daily crew pairing problem 

      Haouari M.; Mansour F.Z.; Sherali H.D. ( INFORMS Inst.for Operations Res.and the Management Sciences , 2019 , Article)
      The daily crew pairing problem (DCPP) seeks to generate a set of minimal-cost pairings that covers all the planned daily flights while complying with a variety of labor regulations, safety rules, and policies of the airline. ...
    • An exact approach for the multicommodity network optimization problem with a step cost function 

      Mejri I.; Haouari M.; Layeb S.B.; Mansour F.Z. ( EDP Sciences , 2019 , Article)
      We investigate the Multicommodity Network Optimization Problem with a Step Cost Function (MNOP-SCF) where the available facilities to be installed on the edges have discrete step-increasing cost and capacity functions. ...