@misc{Tschirch_Friedrich_Wilhelm_(1884-_)_Über,
 author={Tschirch, Friedrich Wilhelm (1884- )},
 howpublished={online},
 publisher={Weida i Th.},
 publisher={[s.n.]},
 language={ger},
 type={broszura},
 title={Über die Fluoride des Osmiums},
 keywords={Politechnika Gdańska, 1900-1945, rozprawy akademickie, Fluorki},
}