GinsburgS75'

BibTeX

@article{DBLP:journals/acta/GinsburgS75,
  author    = {Seymour Ginsburg and
               Edwin H. Spanier},
  title     = {Substitution of Grammar Forms},
  journal   = {Acta Inf.},
  volume    = {5},
  year      = {1975},
  pages     = {377-386},
  bibsource = {DBLP, http://dblp.uni-trier.de}
}