@misc{_Summarius_1528,
 year={1528},
 rights={Domena publiczna (Public domain)},
 publisher={Szarfenberg, Maciej ( -1547). Druk.},
 language={lat},
 title={Summarius Co[m]putus ex varijs computualibus libris breviter recollectus cu[m] additione declarationum capituli uniuscuiusq[ue] denuo castigatus et revisus},
 type={stary druk},
 keywords={matematyka - 16 w., kalendarze - 16 w.},
}