@misc{Roger_Baron_(-1280)_Practica,
 author={Roger Baron (-1280) and http://viaf.org/viaf/4371360 and Abū Mas'har (787-886) and http://viaf.org/viaf/17355947},
 howpublished={online},
 language={lat},
 type={text},
 title={Practica (Rogerina maior)},
 title={Practica parva (Rogerina minor)},
 title={De simplicibus medicinis},
 title={Notae et notata medicinalia},
 keywords={14 w., historia medycyny},
}