found:Jen, C.Y. Tou niu chih tu Ma-te-li, 1986.
found:Juliá, S. Madrid, c1994:p. 20 (earlier variants of the name Madrid include: Mageritah, Matricen and Mayrit)
found:GeoNames, algorithmically matched, 2009(unknown; 40°24ʹ59ʺN 003°42ʹ09ʺW)
found:Wikipedia, Oct. 12, 2011(Madrid; Villa de Madrid; 40°24ʹN 3°41ʹW; 40°23ʹN 3°43ʹW) Kabardian Circassian page (Мадрид = Madrid) Arabic page (مدريد = Madrīd) Aragonese page (Madrit) Belarusian page (Горад Мадрыд = Horad Madryd; Мадрыд = Madryd) Bulgarian page (Мадрид = Madrid) Corsican page (Madridi) Greek page (Μαδρίτη = Madritē) Esperanto page (Madrido) Extremaduran page (Mairil) Basque page (Madril) Irish page (Maidrid) Korean page (마드리드 = Madŭridŭ) Hawaiian page (Makelika) Hebrew page (מדריד = Madrid)
found:Wikipedia, 18 March 2025(History of Madrid: the documented history of Madrid dates to the 9th century, even though the area has been inhabited since the Stone Age. The development of Madrid as administrative centre began when the court of the Hispanic Monarchy was settled in the town in 1561.)
found:CIA The world factbook website, August 12, 2015(under Spain: capital: Madrid; geographic coordinates: 40°24ʹ N, 3°41ʹ W)