Simpson94'

BibTeX

@article{DBLP:journals/jsyml/Simpson94,
  author    = {Stephen G. Simpson},
  title     = {On the Strength of K{\"o}nig's Duality Theorem for Countable
               Bipartite Graphs},
  journal   = {J. Symb. Log.},
  volume    = {59},
  number    = {1},
  year      = {1994},
  pages     = {113-123},
  bibsource = {DBLP, http://dblp.uni-trier.de}
}