@conference {,
	title = {Efficient Trip Generation with a Regulation Modeling Language for Airline Crew Scheduling},
	booktitle = {8th Panhellenic Conference on Informatics},
	year = {2001},
	month = {November 8-10},
	pages = {158-167},
	address = {Nicosia, Cyprus},
	isbn = {960-14-0458-9},
	author = {Christos Goumopoulos and Efthymios Housos}
}
