BibTex format
@article{Law:2015:10.1017/S1471068415000198,
author = {Law, M and Russo, A and Broda, K},
doi = {10.1017/S1471068415000198},
journal = {Theory and Practice of Logic Programming},
pages = {511--525},
title = {Learning weak constraints in answer set programming},
url = {http://dx.doi.org/10.1017/S1471068415000198},
volume = {15},
year = {2015}
}