@article{DBLP:journals/logcom/Baratella94,
author = {Stefano Baratella},
title = {A Modal Approach to Negation as Failure Rule},
journal = {J. Log. Comput.},
volume = {4},
number = {4},
year = {1994},
pages = {359-373},
ee = {http://dx.doi.org/10.1093/logcom/4.4.359},
bibsource = {DBLP, http://dblp.uni-trier.de}
}