@article{<a href="http://dblp.uni-trier.de/db/about/bibtex.html">DBLP</a>:journals/pvldb/AngelKSS12,
  author    = {Albert Angel and
               Nick Koudas and
               Nikos Sarkas and
               Divesh Srivastava},
  title     = {Dense Subgraph Maintenance under Streaming Edge Weight Updates
               for Real-time Story Identification},
  journal   = {PVLDB},
  volume    = {5},
  number    = {6},
  year      = {2012},
  pages     = {574-585},
  ee        = {http://vldb.org/pvldb/vol5/p574_albertangel_vldb2012.pdf},
  bibsource = {DBLP, http://dblp.uni-trier.de}
}