@misc{Rheticus_(1514-1576)_Narratio,
 author={Rheticus (1514-1576)},
 copyright={Polska Akademia Nauk},
 address={Wrocław},
 howpublished={online},
 publisher={Maison d'Édition de l'Académie Polonaise des Sciences},
 publisher={Ossolineum},
 language={fre},
 language={lat},
 type={książka},
 title={Narratio prima},
}