@inproceedings{HungAzizHeuristicSymmetry1997,
author = {W.N.N. Hung and A. Aziz and K.L. McMillan},
title = {Heuristic symmetry reduction for invariant verification},
booktitle = {Internaitonal Workshop on Logic Synthesis ({IWLS} '97)},
year = "1997",
url = {IWLS97.pdf}
}