HSU-CHUN YEN2020-06-162020-06-161999https://scholars.lib.ntu.edu.tw/handle/123456789/502448[SDGs]SDG16Integer linear programming and the analysis of some Petri net problemsjournal article10.1007/s0022400001272-s2.0-0033412805https://www.scopus.com/inward/record.uri?eid=2-s2.0-0033412805&doi=10.1007%2fs002240000127&partnerID=40&md5=eaf06ba9c7d488c0ead242f0ee33537c