@misc{Ulsted_Philipp_(14..-15..)_Coelvm,
 author={Ulsted, Philipp (14..-15..)},
 howpublished={online},
 publisher={[s.n.]},
 language={lat},
 type={stary druk},
 title={Coelvm Philosophorvm = Sev De Secretis naturæ. Liber},
}