@article{DBLP:journals/pvldb/CaoCCX12,
author = {Xin Cao and
Lisi Chen and
Gao Cong and
Xiaokui Xiao},
title = {Keyword-aware Optimal Route Search},
journal = {PVLDB},
volume = {5},
number = {11},
year = {2012},
pages = {1136-1147},
ee = {http://vldb.org/pvldb/vol5/p1136_xincao_vldb2012.pdf},
bibsource = {DBLP, http://dblp.uni-trier.de}
}