@misc{Heweliusz_Jan_(1611-1687)_Johannis,
 author={Heweliusz, Jan (1611-1687)},
 howpublished={online},
 publisher={Auctoris Typis et Sumptibus imprimebat Simon Reiniger},
 language={lat},
 type={starodruk},
 title={Johannis Hevelii Cometographia, totam naturam cometarum [...] nec non motum eorum summe admirandum [...]},
 keywords={komety, astronomia, Johannes Hevelius},
}