@misc{Nugel_Frieda_(1884–1966)_Die_1912,
 author={Nugel, Frieda (1884–1966)},
 copyright={Rights Reserved - Restricted Access},
 address={Halle a.S.},
 howpublished={online},
 year={1912},
 publisher={Hofbuchdruckerei C. A. Kaemmerer & Co.},
 language={ger},
 title={Die Schraubenlinien : eine monographische Darstellung},
 type={Text},
}