BlumK99'

BibTeX

@article{DBLP:journals/iandc/BlumK99,
  author    = {Norbert Blum and
               Robert Koch},
  title     = {Greibach Normal Form Transformation Revisited},
  journal   = {Inf. Comput.},
  volume    = {150},
  number    = {1},
  year      = {1999},
  pages     = {112-118},
  bibsource = {DBLP, http://dblp.uni-trier.de}
}