@inproceedings{DBLP:conf/lpnmr/Wang01,
  author = {Wang, Kewen},
  title = {A Comparative Study of Well-Founded Semantics for Disjunctive Logic Programs},
  booktitle = {{LPNMR}},
  series = {Lecture Notes in Computer Science},
  volume = {2173},
  pages = {133--146},
  publisher = {Springer},
  year = {2001}
}