1. Ut per litteras apostolicas : les lettres pontificales = papal letters Publication/Creation: [Rome] : Ecole française de Rome ; [Paris] : Institut de recherche et d'histoire des textes (CNRS) ; Turnhout : Brepols, 2004 Resource Type: Computer File Edition: Release 2, 2004. Access & Availability: Loading
2. Ut per litteras apostolicas : les lettres pontificales = papal letters Publication/Creation: [Rome] : Ecole française de Rome ; [Paris] : Institut de recherche et d'histoire des textes (CNRS) ; Turnhout : Brepols, 2001 Resource Type: Computer File Edition: Release 1, 2001. Access & Availability: Loading
3. Thesaurus diplomaticus Publication/Creation: Turnhout : Brepols, 1997 Resource Type: Computer File Edition: Release 1. Access & Availability: Loading
4. Cetedoc library of Christian Latin texts : CLCLT Publication/Creation: Turnhout [Belgium] : Brepols, 1991- Resource Type: Computer File Access & Availability: Loading