@article{RO_2015__49_3_495_0,
     author = {Upmanyu, Mudita and Saxena, Ratnesh R},
     title = {On solving multi objective {Set} {Covering} {Problem} with imprecise linear fractional objectives},
     journal = {RAIRO - Operations Research - Recherche Op\'erationnelle},
     pages = {495--510},
     publisher = {EDP-Sciences},
     volume = {49},
     number = {3},
     year = {2015},
     doi = {10.1051/ro/2014045},
     mrnumber = {3349131},
     zbl = {1326.90052},
     language = {en},
     url = {http://archive.numdam.org/articles/10.1051/ro/2014045/}
}