@COMMENT{Imported form SteinLib http://elib.zib.de/steinlib}
@INPROCEEDINGS{dAUW01,
   author      = "M.P. de {Arag\~ao} and E. Uchoa and R.F. Werneck",
   title       = "Dual heuristics on the exact solution of large {Steiner} problems",
   booktitle   = "Proceedings of the Brazilian Symposium on Graphs, Algorithms and Combinatorics {GRACO'01}",
   address     = "Fortaleza",
   year        = "2001",
}