@misc{Vitelo_(c._1230_–_c._1280)_Vitellionis, author={Vitelo (c. 1230 – c. 1280)}, howpublished={online}, publisher={Petreius Johann}, language={lat}, language={grc}, type={starodruki}, title={Vitellionis [...] Peri optikes [grec.] id est de natura, ratione, et proiectione radiorum uisus, luminum, colorum atq[ue] formarum, quam vulgo perspectiuam uocant, libri X.}, keywords={optyka 13w., fizyka 13w., optyka 16w., fizyka 16w., matematyka}, }