@misc{_Summarius_1522,
 year={1522},
 rights={Domena publiczna (Public domain)},
 description={Proweniencje: [J. M. Ossoliński]},
 publisher={Ungler, Florian ( -1536). Druk.},
 language={lat},
 type={stary druk},
 title={Summarius computus ex variis computualibus libris breviter recollectus, cum additione declarationu[m] capituli uniuscuiusq[ue] denuo castigatus et revisus},
 keywords={matematyka - 16 w., kalendarze - 16 w.},
}