@InCollection{Nederhof:2000_4,
      AUTHOR = {Nederhof, Mark-Jan},
      TITLE = {Regular Approximation of CFLs: A Grammatical View},
      YEAR = {2000},
      BOOKTITLE = {Advances in Probabilistic and other Parsing Technologies},
      PAGES = {221-241},
      EDITOR = {Bunt, Harry and Nijholt, Anton},
      PUBLISHER = {Kluwer Academic Publishers},
      URL = {ftp://lt-ftp.dfki.uni-sb.de/pub/papers/local/nederhof00b.ps.gz ftp://lt-ftp.dfki.uni-sb.de/pub/papers/local/nederhof00b.entry},
      ANNOTE = {COLIURL : Nederhof:2000:RAC.pdf Nederhof:2000:RAC.ps}
}