@book{UBHD-1115095, author={Zimmermann, Werner}, edition={1. Aufl.}, publisher={Schwann}, address={D{\"u}sseldorf}, year={1956}, pages={293 S.}, language={ger}, library={UB [Signatur: F 659-103::1] ; DE [Signatur: <DE> L 1599::1]}, }