Inventaris van Romeinse archivalia betreffende het Verenigd Koninkrijk der Nederlanden 1813-1831 - Archivio vaticano; de Valk, J. P. (Johannes Petrus), 1946- (Bruxelles : Institut Historique Belge de Rome, 1991)
2. Archieven, overzichten en indices
Includes bibliographical references (v.2, p. 245-263) and indexes.
Keywords: Archivio vaticano -- Catalogs; Catholic Church -- History -- Sources -- 19th century -- Netherlands -- Bibliography -- Catalogs; Netherlands -- Church history -- Sources -- 19th century -- Bibliography -- Catalogs; Netherlands -- History -- Sources -- 1815-1830 -- Bibliography -- Catalogs