Karp62'

BibTeX

@article{DBLP:journals/jsyml/Karp62,
  author    = {Carol R. Karp},
  title     = {Independence Proofs in Predicate Logic with Infinitely Long
               Expressions},
  journal   = {J. Symb. Log.},
  volume    = {27},
  number    = {2},
  year      = {1962},
  pages     = {171-188},
  bibsource = {DBLP, http://dblp.uni-trier.de}
}