@inproceedings{DBLP:conf/ecsqaru/LinkeS95,
  author = {Linke, Thomas and Schaub, Torsten},
  title = {Lemma Handling in Default Logic Theorem Provers},
  booktitle = {{ECSQARU}},
  series = {Lecture Notes in Computer Science},
  volume = {946},
  pages = {285--292},
  publisher = {Springer},
  year = {1995}
}