Quine50'

BibTeX

@article{DBLP:journals/jsyml/Quine50,
  author    = {W. V. Quine},
  title     = {On Natural Deduction},
  journal   = {J. Symb. Log.},
  volume    = {15},
  number    = {2},
  year      = {1950},
  pages     = {93-102},
  bibsource = {DBLP, http://dblp.uni-trier.de}
}