@misc{Portius_Christophorus_Lectura,
 author={Portius, Christophorus},
 address={Wenecja},
 howpublished={online},
 publisher={Pineius J.},
 language={lat},
 title={Lectura super primo, sec., tert. libro Institutionum c. add. Jasonis de Mayno},
 type={starodruk},
 keywords={prawo, Early printed books -- 16th century},
}