@article{<a href="http://dblp.uni-trier.de/db/about/bibtex.html">DBLP</a>:journals/pvldb/AhmadKKN12,
  author    = {Yanif Ahmad and
               Oliver Kennedy and
               Christoph Koch and
               Milos Nikolic},
  title     = {DBToaster: Higher-order Delta Processing for Dynamic, Frequently
               Fresh Views},
  journal   = {PVLDB},
  volume    = {5},
  number    = {10},
  year      = {2012},
  pages     = {968-979},
  ee        = {http://vldb.org/pvldb/vol5/p968_yanifahmad_vldb2012.pdf},
  bibsource = {DBLP, http://dblp.uni-trier.de}
}