@article{DBLP:journals/logcom/GuessarianV94,
author = {Ir{\`e}ne Guessarian and
Marcos Veloso Peixoto},
title = {About Boundedness for Some Datalog and Datalog$^{\mbox{neg}}$
Programs},
journal = {J. Log. Comput.},
volume = {4},
number = {4},
year = {1994},
pages = {375-403},
ee = {http://dx.doi.org/10.1093/logcom/4.4.375},
bibsource = {DBLP, http://dblp.uni-trier.de}
}