@misc{Apianus_Petrus_(1495–1552)_Instrumentum,
 author={Apianus, Petrus (1495–1552)},
 howpublished={online},
 publisher={Petreius Johann},
 language={lat},
 type={inkunabuły},
 title={Instrumentum primi mobilis, a [...] nunc primum [...] editum [...] Accedunt iis Gebri filii Affla Hispalensis [t.j. Gibir ibn Aflah] [...] libri IX De Astronomia [...] Arabice scripti, et per Giriardu[m] Cremonensem latinitate donati [...] primum [...] editi.},
 keywords={astronomia, matematyka, Karol V (cesarz rzymsko-niemiecki ; 1500-1558)},
}