DalalE92'

BibTeX

@article{DBLP:journals/ipl/DalalE92,
  author    = {Mukesh Dalal and
               David W. Etherington},
  title     = {A Hierarchy of Tractable Satisfiability Problems},
  journal   = {Inf. Process. Lett.},
  volume    = {44},
  number    = {4},
  year      = {1992},
  pages     = {173-180},
  bibsource = {DBLP, http://dblp.uni-trier.de}
}