@book{2819,
	author = {Teghem, J. and others and Teghem, J. Loris ; jt. auth.},
	title = {Modeles d'Attents M/G/1 at G1/M/1 ; a arrivees at services an groups},
	publisher = {Springer-Verlag},
	year = {1969},
	series = {Lecture notes in Operations Research & Mathematical Econ.},
	address = {Berlin}
}