Friedman77'

BibTeX

@article{DBLP:journals/mst/Friedman77,
  author    = {Emily P. Friedman},
  title     = {Simple Context-Free Languages and Free Monadic Recursion
               Schemes},
  journal   = {Mathematical Systems Theory},
  volume    = {11},
  year      = {1977},
  pages     = {9-28},
  bibsource = {DBLP, http://dblp.uni-trier.de}
}