@book{UBHD-1096661, author={Teesing, Hubert P. H.}, title={Das Problem der Perioden in der Literaturgeschichte}, publisher={Wolters}, address={Groningen}, year={1948}, pages={145 S.}, language={ger}, school={Groningen, Univ., Diss., 1948}, library={UB [Signatur: X 50.1322]}, }