@article{RO_2007__41_1_1_0,
     author = {Aloulou, Mohamed Ali and Kovalyov, Mikhail Y. and Portmann, Marie-Claude},
     title = {Evaluating flexible solutions in single machine scheduling via objective function maximization : the study of computational complexity},
     journal = {RAIRO - Operations Research - Recherche Op\'erationnelle},
     pages = {1--18},
     publisher = {EDP-Sciences},
     volume = {41},
     number = {1},
     year = {2007},
     doi = {10.1051/ro:20070012},
     mrnumber = {2310536},
     language = {en},
     url = {http://archive.numdam.org/articles/10.1051/ro:20070012/}
}