@misc{Krüger_Piotr_(1580-1639)_Descriptio,
 author={Krüger, Piotr (1580-1639)},
 howpublished={online},
 publisher={Andrzej Hünefeld},
 language={lat},
 title={Descriptio Cometæ A Regiomontano Observati : Ad nonnulla, quæ de hoc Cometa Cl. V. Johannes Kepplerus Mathematicus Cæsareus in Hyperaspiste contra Claramontium disserit},
 type={starodruk},
}