RitchieT73'

BibTeX

@inproceedings{DBLP:conf/sosp/RitchieT73,
  author    = {Dennis Ritchie and
               Ken Thompson},
  title     = {The UNIX Time-Sharing System (Abstract)},
  booktitle = {SOSP},
  year      = {1973},
  pages     = {27},
  bibsource = {DBLP, http://dblp.uni-trier.de}
}