Haspelmath, Martin; Bank, Sebastian (编). Gallo-Italic. Glottolog 2.7. Jena: Max Planck Institute for the Science of Human History. 2016. Bernard Comrie,
Revolution. The Collapse of the Kingdom of the Two Sicilies." Contemporanea (2013) 16#1 pp: 39–68. Riall, Lucy. Sicily and the Unification of Italy: Liberal Policy
Encyclopedia of the Stateless Nations, James Minahan, pg. 1661 Mikael Bodlore-Penlaez. Atlas of Stateless Nations in Europe : Minority People in Search of Recognition
Glottolog 2.7. Jena: Max Planck Institute for the Science of Human History. 2016. UNESCO Atlas of the World's Languages in danger, UNESCO Guarnerio P.E.
Glottolog 2.7. Jena: Max Planck Institute for the Science of Human History. 2016. UNESCO Atlas of the World's Languages in danger, UNESCO Art. 1 de la Ley