@inproceedings{DBLP:conf/dac/Wada81,
  author    = {Michi M. Wada},
  title     = {A dogleg "optimal" channel router with completion enhancements},
  booktitle = {DAC},
  year      = {1981},
  pages     = {762-768},
  ee        = {http://dl.acm.org/citation.cfm?id=802391},
  crossref  = {DBLP:conf/dac/1981},
  bibsource = {DBLP, http://dblp.uni-trier.de}
}

@proceedings{DBLP:conf/dac/1981,
  editor    = {Robert J. Smith II},
  title     = {Proceedings of the 18th Design Automation Conference, DAC
               '81, Nashville, Tennessee, USA, June 29 - July 1, 1981},
  booktitle = {DAC},
  publisher = {ACM/IEEE},
  year      = {1981},
  ee        = {http://dl.acm.org/citation.cfm?id=800073},
  bibsource = {DBLP, http://dblp.uni-trier.de}
}