Quine37'

BibTeX

@article{DBLP:journals/jsyml/Quine37,
  author    = {W. V. Quine},
  title     = {On Derivability},
  journal   = {J. Symb. Log.},
  volume    = {2},
  number    = {3},
  year      = {1937},
  pages     = {113-119},
  bibsource = {DBLP, http://dblp.uni-trier.de}
}