Quintus Prolog 3.0

@article{quintusprolog-ieeeis6,
address = {Los Alamitos, CA, USA},
author = {Johnson, Ken},
doi = {10.1109/MIS.1991.10010},
issn = {1941-1294},
journal = {IEEE Intelligent Systems},
month = apr,
number = 2,
pages = {94--96},
publisher = {IEEE Computer Society},
title = {{Q}uintus {P}rolog 3.0},
volume = 6,
year = 1991}