Fitch44a'

BibTeX

@article{DBLP:journals/jsyml/Fitch44a,
  author    = {Frederic Brenton Fitch},
  title     = {A Minimum Calculus for Logic},
  journal   = {J. Symb. Log.},
  volume    = {9},
  number    = {4},
  year      = {1944},
  pages     = {89-94},
  bibsource = {DBLP, http://dblp.uni-trier.de}
}