GoodmanS83'

BibTeX

@article{DBLP:journals/acta/GoodmanS83,
  author    = {Nathan Goodman and
               Oded Shmueli},
  title     = {NP-complete Problems Simplified on Tree Schemas},
  journal   = {Acta Inf.},
  volume    = {20},
  year      = {1983},
  pages     = {171-178},
  bibsource = {DBLP, http://dblp.uni-trier.de}
}