@booklet {vaucher87processoriented,
	title = {Process-Oriented Simulation in {Prolog}},
	number = {604},
	year = {1987},
	month = {mar},
	publisher = {D{\'e}partement d{\textquoteright}informatique et recherche op{\'e}rationnelle, Universit{\'e} de Montr{\'e}al},
	type = {Publication},
	author = {Vaucher, J. and Guy Lapalme}
}
