@misc{Gostumiowski_Maciej_Jan_Obscvra,
 author={Gostumiowski, Maciej Jan},
 howpublished={online},
 publisher={Krzysztof Schedel - Dziedzice},
 language={lat},
 title={Obscvra Maioris Mvndi Lvminaris Die IV. Nouembris, stylo Nouo Anno [...] 1668 Deficientis Effigies : Calcvlo Astronomico Jvxta Accuratas Clarissimi [...] Ioannis Kepleri : Dvobvs Meridianis Cracoviensi, & Vilnensi cum Prognosi},
 type={starodruk},
}