@book{8912,
	author = {Conference on "Algebraic Threefolds", Centro Internazionale Mathematico Estiva, Varenna (Italy), June 15-23, 1981 and Conte, Alberto},
	title = {Algebraic threefolds:},
	publisher = {Springer-Verlag},
	year = {1982},
	address = {Berlin:}
}