@book{UBHD-1146818, publisher={De Gruyter}, address={Berlin}, year={1959}, pages={XIX, 348, 101 S.}, language={ger}, number={ARRAY(0x55d3f1d633f8)}, series={Madrider Forschungen}, library={UB [Signatur: 64 C 574::2] ; FG [Signatur: 171/LEI]}, }