@inproceedings{CCIPL-1989-AntonB,
	author        = "Manuel Duque-Antón and M. Bretschneider",
	booktitle     = "{Proceedings of the Third International Joint Conference on Theory and Practice of Software Development, Volume 2: Colloquium on Current Issues in Programming Languages}",
	doi           = "10.1007/3-540-50940-2_33",
	isbn          = "3-540-50940-2",
	pages         = "140--154",
	publisher     = "{Springer}",
	title         = "{Formulas, Processes, and Petri-Nets Applied to the Specification and Verification of a HDLC Protocol}",
	year          = 1989,
}