Nelson60'

BibTeX

@article{DBLP:journals/jsyml/Nelson60,
  author    = {David Nelson},
  title     = {Twenty-Fifth Annual Meeting of the Association for Symbolic
               Logic},
  journal   = {J. Symb. Log.},
  volume    = {25},
  number    = {1},
  year      = {1960},
  pages     = {93-96},
  bibsource = {DBLP, http://dblp.uni-trier.de}
}