@inproceedings{DBLP:conf/pnpm/OnagaSW91,
author = {Kenji Onaga and
Manuel Silva and
Toshimasa Watanabe},
title = {On Periodic Schedules for Deterministically Timed Petri
Net Systems},
booktitle = {PNPM},
year = {1991},
pages = {210-215},
bibsource = {DBLP, http://dblp.uni-trier.de}
}