@article{DBLP:journals/www/ZhengZZL03,
  author    = {Shihui Zheng and
               Aoying Zhou and
               Long Zhang and
               Hongjun Lu},
  title     = {DVQ: Towards Visual Query Processing of XML Database Systems},
  journal   = {World Wide Web},
  volume    = {6},
  number    = {2},
  year      = {2003},
  pages     = {233-253},
  ee        = {http://dx.doi.org/10.1023/A:1023626806508},
  bibsource = {DBLP, http://dblp.uni-trier.de}
}