Reference:
Tomi Janhunen. lpeq 1.13 — A tool for testing the equivalence of logic programs. http://www.tcs.hut.fi/Software/lpeq/, 2002. Computer Program.
Suggested BibTeX entry:
@misc{LPEQ02, author = {Tomi Janhunen}, howpublished = {http://www.tcs.hut.fi/Software/lpeq/}, note = {Computer Program}, title = {lpeq 1.13 --- {A} Tool for Testing the Equivalence of Logic Programs}, year = {2002}, }