Old Licenses and Prices. Ritchie, D. M.
Old Licenses and Prices [link]Paper  bibtex   
@misc{ ritchie_dennis_m._old_????,
  title = {Old {Licenses} and {Prices}},
  url = {http://cm.bell-labs.com/cm/cs/who/dmr/licenses.html},
  urldate = {2014-10-31},
  journal = {Webauftritt von Dennis Ritchie auf den Seiten der Bell Labs},
  author = {Ritchie, Dennis M.}
}
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