@COMMENT{Imported form SteinLib http://elib.zib.de/steinlib}
@UNPUBLISHED{RUW00,
   author      = "C.C. Ribeiro and E. Uchoa and R.F. Werneck",
   title       = "A hybrid GRASP with pertubations and adaptive path-relinking for the {Steiner} problem in graphs",
   note        = "Preprint, Department of Computer Science, Catholic University of Rio de Janeiro, Rio de Janeiro",
   year        = "2000",
}