Erratum to “ Johnson ’ s algorithm : A key to solve optimally or approximately flowshop scheduling problems with unavailability periods ” [ International Journal of Production Economics 121 ( 2009 ) 81 − 87 ]

In Allaoui & Artiba (2009) (Allaoui H., Artiba A. “Johnson’s algorithm : A key to solve optimally or approximately flowshop scheduling problems with unavailability periods” [International Journal of Production Economics 121 (2009) 81 − 87]) the authors propose optimality conditions for the Johnson sequence in presence of one unavailability period on the… CONTINUE READING