ParnasSK90'

@article{DBLP:journals/cacm/ParnasSK90,
  author    = {David Lorge Parnas and
               A. John van Schouwen and
               Shu Po Kwan},
  title     = {Evaluation of Safety-Critical Software},
  journal   = {Commun. ACM},
  volume    = {33},
  number    = {6},
  year      = {1990},
  pages     = {636-648},
  ee        = {http://doi.acm.org/10.1145/78973.78974},
  bibsource = {DBLP, http://dblp.uni-trier.de}
}