@book{9590,
	author = {Hirzebruch, Friedrich and Geer, Gerard van der},
	title = {Lectures on Hilbert modular surfaces},
	publisher = {Les Presses de' L Universite de Montreal,},
	year = {1981},
	address = {Montreal:},
	note = {"Notes by W. Hausmann and F. J. Koll"}
}