@misc{Astesanus_(_–1330)_Canones,
 author={Astesanus ( –1330)},
 howpublished={online},
 publisher={Szarffenberg, Maciej ( -1547). Druk.},
 language={lat},
 type={starodruki},
 title={Canones penitentionales ex varijs sanctorum pontificum decretis collecti [...]},
 keywords={katolicyzm, spowiedź, pokuta},
}