@article{KYB_2004_40_3_a4,
     author = {Vojt\'a\v{s}, Peter and Horv\'ath, Tom\'a\v{s} and Kraj\v{c}i, Stanislav and Lencses, Rastislav},
     title = {An {ILP} model for a monotone graded classification problem},
     journal = {Kybernetika},
     pages = {317--332},
     year = {2004},
     volume = {40},
     number = {3},
     mrnumber = {2103932},
     zbl = {1249.68265},
     language = {en},
     url = {http://geodesic.mathdoc.fr/item/KYB_2004_40_3_a4/}
}