@misc{Rudzki_M.P._Physik_1911,
 author={Rudzki, M.P.},
 address={Leipzig},
 howpublished={online},
 year={1911},
 publisher={Chr.Herm.Tauchnitz},
 language={ger},
 title={Physik der Erde},
 keywords={the Earth as planet, physics of the earth},
}