@book{UBHD-1012428, author={Laugwitz, Detlef}, publisher={Bibliograph. Inst.}, address={Mannheim}, year={1964}, pages={156 S.}, language={ger}, isbn={3-411-00059-7 and 978-3-411-00059-3}, number={ARRAY(0x559a4a07a100)}, series={BI-Hochschultaschenb{\"u}cher}, library={UB [Signatur: 2003 C 134::1] ; ES [Signatur: <ES> 6121 Laug-1] ; MA [Signatur: Laugw::1] ; PY [Signatur: PY/SK 950 L374-1]}, }