@misc{Kepler_Johannes_(1571-1630)_Joannis_1858,
 author={Kepler, Johannes (1571-1630)},
 address={Frankofurti a. M. et Erlangae},
 howpublished={online},
 year={1858},
 publisher={Heyder and Zimmer},
 language={lat},
 type={text},
 title={Joannis Kepleri Astronomi Opera Omnia. Vol. I},
 keywords={Kepler, Johannes, Kepler's collected works, cosmography and astrology},
}