ShmueliI87'

BibTeX

@article{DBLP:journals/siamcomp/ShmueliI87,
  author    = {Oded Shmueli and
               Alon Itai},
  title     = {Complexity of Views: Tree and Cyclic Schemas},
  journal   = {SIAM J. Comput.},
  volume    = {16},
  number    = {1},
  year      = {1987},
  pages     = {17-37},
  bibsource = {DBLP, http://dblp.uni-trier.de}
}