Michael Leuschel Helko Lehmann Coverability of Reset Petri Nets and Other Well-Structured Transition Systems by Partial Deduction. 101-115 http://link.springer.de/link/service/series/0558/bibs/1861/18610101.htm 2000 conf/cl/2000 Computational Logic db/conf/cl/cl2000.html#LeuschelL00