@article{JMLR:v9:zhu08a,
  author  = {Jun Zhu and Zaiqing Nie and Bo Zhang and Ji-Rong Wen},
  title   = {Dynamic Hierarchical Markov Random Fields for Integrated Web Data Extraction},
  journal = {Journal of Machine Learning Research},
  year    = {2008},
  volume  = {9},
  number  = {51},
  pages   = {1583--1614},
  url     = {http://jmlr.org/papers/v9/zhu08a.html}
}