@misc{Werner_Johann_Ioannis, author={Werner, Johann}, address={Krakow}, publisher={Łazarz Andrysowic (?-1577). Druk.}, language={lat}, type={stary druk}, title={Ioannis Verneri mathematici norimbergensis, de triangvlis sphoericis libri qvatvor. Demeteoroscopiis libri sex}, }