Knowledge Processing and Information Systems On elementary loops of logic programs
@article{DBLP:journals/tplp/GebserLL11,
title = {On elementary loops of logic programs},
author = {Gebser, Martin and Lee, Joohyung and Lierler, Yuliya},
journal = {{TPLP}},
number = {6},
pages = {953--988},
volume = {11},
year = {2011}
}