@book{26182,
	author = {Handelman, David and Lawrence, John},
	title = {Ring theory waterloo 1978},
	publisher = {Springer-Verlag},
	year = {1979},
	series = {Lecture notes in mathematics},
	address = {New York},
	note = {Conference of the summer research institute in Ring theory(1978: University of Waterloo, Canada)}
}