found: BGN, 11/19/81(Ile-de-France, region, 49°00ʹN, 2°20ʹE)
found: Bottin admin., 1981:p. 874, etc. (Admin. régionale: Région Ile-de-France; seat, Paris; comprises city of Paris and depts. Seine-et-Marne, Yvelines, Essonne, Hauts-de-Seine, Seine-Saint-Denis, Val-de-Marne, Val-d'Oise; reorganized by Loi no 76-394, 6 mai 1976 when name changed from Région parisienne)
found: Its Commission intermédiaire. Compte rendu par la Commission intermédiaire de la ci-devant Province de l'Isle-de-France ... 1791.
found: GEOnet, Mar. 14, 2003(Île-de-France--ADM1, 48°30ʹN 02°30ʹE; FRA8) Mar. 25, 2010 (Île-de-France, region, variants: Isle of France, L'Île-de-France, 49°00ʹ00ʺN 002°20ʹ00ʺE, 49° 2.333333°; also Île-de-France, first-order admin. div., 48°30ʹ00ʺN 002°30ʹ00ʺE, 48.5° 2.5°)
found: Wikipedia, Mar. 25, 2010(Île-de-France (region), one of the twenty-six administrative regions of France, composed mostly of the Paris metropolitan area; created as the "District of the Paris Region" in 1961; it was renamed after the historic province of "Isle de France" in 1976; despite the name change, Île-de-France is still popularly referred to by French people as the Région Parisienne (the Paris Region) or RP; also lists Île-de-France (province), the historical province of France, once written as Isle de France; the territory of the ancient province of Isle de France does not cover the same area as the present-day région Île-de-France: some parts of the ancient province of Isle de France are now incorporated in the present-day région Picardie whereas others, once part of the ancient province of Champagne, are now incorporated in the present-day région Île-de-France)
