BibTex format
@article{Kowalski:1999:10.1023/A:1018934223383,
author = {Kowalski, R and Sadri, F},
doi = {10.1023/A:1018934223383},
journal = {ANNALS OF MATHEMATICS AND ARTIFICIAL INTELLIGENCE},
pages = {391--419},
title = {From logic programming towards multi-agent systems},
url = {http://dx.doi.org/10.1023/A:1018934223383},
volume = {25},
year = {1999}
}