@misc{Astesanus_(_–1330)_Summa,
 author={Astesanus ( –1330) and http://viaf.org/viaf/61907403},
 howpublished={online},
 language={lat},
 title={Summa de casibus conscientiae (Summa Astesana). Libri I-III},
 type={text},
 keywords={15 w., prawo kanoniczne},
}