@inproceedings{DBLP:conf/ijcai/DelgrandeS97,
title = {Compiling Reasoning with and about Preferences into Default Logic},
author = {Delgrande, James P. and Schaub, Torsten},
booktitle = {{IJCAI} {(1)}},
pages = {168--175},
publisher = {Morgan Kaufmann},
year = {1997}
}