@inproceedings{KBSE-1994-LoiaQ,
	author        = "Vincenzo Loia and Michel Quaggetto",
	booktitle     = "{Proceedings of the Ninth Knowledge-Based Software Engineering Conference}",
	pages         = "158--164",
	publisher     = "{IEEE Computer Society}",
	title         = "{Integrating Object-Oriented Paradigms and Logic Programming: The OPLA Language}",
	year          = 1994,
}