Clark85'

@inproceedings{DBLP:conf/sosp/Clark85,
  author    = {David D. Clark},
  title     = {The Structuring of Systems Using Upcalls},
  booktitle = {SOSP},
  year      = {1985},
  pages     = {171-180},
  ee        = {http://doi.acm.org/10.1145/323647.323645},
  bibsource = {DBLP, http://dblp.uni-trier.de}
}