@inproceedings{DBLP:conf/ispd/AlpertHHKLLQSSV01,
  author    = {Charles J. Alpert and
               Milos Hrkic and
               Jiang Hu and
               Andrew B. Kahng and
               John Lillis and
               Bao Liu and
               Stephen T. Quay and
               Sachin S. Sapatnekar and
               A. J. Sullivan and
               Paul Villarrubia},
  title     = {Buffered Steiner trees for difficult instances},
  booktitle = {ISPD},
  year      = {2001},
  pages     = {4-9},
  ee        = {http://doi.acm.org/10.1145/369691.369699},
  bibsource = {DBLP, http://dblp.uni-trier.de}
}