@conference {,
	title = {Rule handling in the day-to-day resource management problem: an object-oriented approach},
	booktitle = {Proceedings of the 5th Panhellenic Conference on Informatics},
	year = {1995},
	month = {7-9 December},
	pages = {821-830},
	address = {Athens, Greece},
	author = {Kleanthis Thrampoulidis and Christos Goumopoulos and Efthymios Housos}
}
