@misc{Laetus_Pomponius_Julius_(1428-1497)_Ivlii,
 author={Laetus Pomponius, Julius (1428-1497)},
 howpublished={online},
 publisher={Oporinus, Johann (1507-1568)},
 language={lat},
 title={Ivlii Pomponii Sabini Grammatici Ervditissimi, In Omnia quæ quidem extant, P. Vergilij Maronis Opera, Commentarij [...]},
 keywords={Bonifacio, Giovanni Bernardino (1517-1597), bookbinding, discarded parchment, Gothic minuscule script, missal, gradual, neumes, neumatic notation},
}