Regesta Pontificum Romanorum. Iberia Pontificia

Dioeceses Abulensis, Salmanticensis, Cauriensis, Civitatensis, Placentina

By (author) Frank Engel By (author) José Luis Martín Martín Series edited by Klaus Herbers

Dioeceses Secoviensis, Seguntina, Zamorensis

By (author) Daniel Berger By (author) Frank Engel By (author) Santiago Dominguez Sánchez By (author) José Luis Martín Martín

Hispania Romana et Visigothica

By (author) Katharina Knie By (author) Sabine Panzram By (author) Lorenzo Livorsi By (author) Rocco Selvaggi

Dioeceses Pampilonensis, Calagurritana et Tirasonensis

By (author) Frank Engel By (author) Thomas Czerner By (author) Daniel Berger

Dioecesis Palentina

Adapted by Daniel Berger

Dioeceses Ovetensis et Asturicensis

By (author) Daniel Berger By (author) Santiago Dominguez Sánchez

Dioeceses Abulensis, Salmanticensis, Cauriensis, Civitatensis, Placentina

By (author) José Luis Martín Martín By (author) Frank Engel

Dioecesis Palentina

By (author) Daniel Berger

Dioecesis Legionensis

By (author) Santiago Dominguez Sánchez

Dioecesis Burgensis

By (author) Daniel Berger