CockayneH86'

@article{DBLP:journals/ipl/CockayneH86,
  author    = {Ernest J. Cockayne and
               Denton E. Hewgill},
  title     = {Exact Computation of Steiner Minimal Trees in the Plane},
  journal   = {Inf. Process. Lett.},
  volume    = {22},
  number    = {3},
  year      = {1986},
  pages     = {151-156},
  ee        = {http://dx.doi.org/10.1016/0020-0190(86)90062-1},
  bibsource = {DBLP, http://dblp.uni-trier.de}
}