BosioR03'

@article{DBLP:journals/endm/BosioR03,
  author    = {Sandro Bosio and
               Giovanni Righini},
  title     = {A combinatorial optimization problem arising from text classification},
  journal   = {Electronic Notes in Discrete Mathematics},
  volume    = {13},
  year      = {2003},
  pages     = {22-25},
  ee        = {http://dx.doi.org/10.1016/S1571-0653(04)00429-9},
  bibsource = {DBLP, http://dblp.uni-trier.de}
}