@book{12562,
	author = {Hirzebruch, F. and Mayer, K. H. and Mayer, K. H. ; jt. auth.},
	title = {O(n)-mannigfaltigkeiten, exotische spharen und singularitaten},
	publisher = {Springer-Verlag},
	year = {1968},
	series = {Lecture notes in Mathematics},
	address = {Berlin}
}