@conference{UBHD-1139324, publisher={Akad.-Verl.}, address={Berlin}, year={1965}, pages={322 S.}, language={ger}, number={ARRAY(0x564938c37d30)}, series={Schriften des Instituts f{\"u}r Wirtschaftswissenschaften}, library={UB [Signatur: 65 B 2497::1] ; WS [Signatur: WS/QH 411 M426-1]}, }