@inproceedings{DBLP:conf/eds/MartensB88,
author = {Bern Martens and
Maurice Bruynooghe},
title = {Integrity Constraint Checking in Deductive Databases Using
a Rule/Goal Graph},
booktitle = {Expert Database Conf.},
year = {1988},
pages = {567-601},
bibsource = {DBLP, http://dblp.uni-trier.de}
}