ChanM95'

BibTeX

@inproceedings{DBLP:conf/cocoon/ChanM95,
  author    = {Edward P. F. Chan and
               Ron van der Meyden},
  title     = {Testing Containment of Object-Oriented Conjunctive Queries
               is Pi_2^p-hard},
  booktitle = {COCOON},
  year      = {1995},
  pages     = {81-90},
  crossref  = {DBLP:conf/cocoon/1995},
  bibsource = {DBLP, http://dblp.uni-trier.de}
}

@proceedings{DBLP:conf/cocoon/1995,
  editor    = {Ding-Zhu Du and
               Ming Li},
  title     = {Computing and Combinatorics, First Annual International
               Conference, COCOON '95, Xi'an, China, August 24-26, 1995,
               Proceedings},
  booktitle = {COCOON},
  publisher = {Springer},
  series    = {Lecture Notes in Computer Science},
  volume    = {959},
  year      = {1995},
  isbn      = {3-540-60216-X},
  bibsource = {DBLP, http://dblp.uni-trier.de}
}