@article{DBLP:journals/tcad/Yan99a,
  author    = {Jin-Tai Yan},
  title     = {An efficient cut-based algorithm on minimizing the number
               of L-shaped channels for safe routing ordering},
  journal   = {IEEE Trans. on CAD of Integrated Circuits and Systems},
  volume    = {18},
  number    = {10},
  year      = {1999},
  pages     = {1519-1526},
  ee        = {http://doi.ieeecomputersociety.org/10.1109/43.790629},
  bibsource = {DBLP, http://dblp.uni-trier.de}
}