@misc{Grothe_Hans._Hüttentechnik.,
 author={Grothe, Hans. and Engel, L. and Hock, H. and Löhberg, K. and Schönert, K.},
 howpublished={online},
 publisher={Rowohlt},
 language={ger},
 type={book},
 type={language document},
 title={Hüttentechnik. 2, Flügelrichtmaschine Montmorillonit},
}