@article{<a href="http://dblp.uni-trier.de/db/about/bibtex.html">DBLP</a>:journals/pvldb/GaoJZYJW11,
  author    = {Jun Gao and
               Ruoming Jin and
               Jiashuai Zhou and
               Jeffrey Xu Yu and
               Xiao Jiang and
               Tengjiao Wang},
  title     = {Relational Approach for Shortest Path Discovery over Large
               Graphs},
  journal   = {PVLDB},
  volume    = {5},
  number    = {4},
  year      = {2011},
  pages     = {358-369},
  ee        = {http://vldb.org/pvldb/vol5/p358_jungao_vldb2012.pdf},
  bibsource = {DBLP, http://dblp.uni-trier.de}
}