found: Bradu, F. Damas de corazón, 1994:p. 229 (Lupe Marín) cover p. 4 (Guadalupe Marín) p. 237 (b. 10/16/1896) p. 245 (marr. Diego Rivera, 7/20/1922) p. 282 (d. 9/16/1982)
found: Enc. de Méx., 1987(Marín, Guadalupe; 10/16/1897-9/16/1981)
found: Musacchio, H. Dicc. enc. de Méx., 1989(Marín, Guadalupe; 1897-1981)
found: Bibliothèque nationale de France WWW authority file, viewed Feb. 23, 2017(heading: Marín, Guadalupe, 1895?-1983?; Mexico; painters' model, novelist; wife of Diego Rivera, then of Jorge Cuesta; variants: Marín, Lupe; Marín Preciado, María Guadalupe; Marín Preciado, Guadalupe; sources cited: Dos veces única / Elena Poniatowska, 2015 (María Guadalupe Marín Preciado, 1895-1983), Revista de la Universidad de México (María Guadalupe Marín Preciado, 1895-1983))
found: Spanish Wikipedia, viewed Feb. 23, 2017(under Guadalupe Marín: Guadalupe Marín Preciado "Lupe Marín"; María Guadalupe (Lupe); b. Oct. 16, 1895, Ciudad Guzmán, Jalisco; d. Sept. 16, 1981, Mexico City; Mexican model and novelist)
found: German Wikipedia, viewed Feb. 23, 2017(under: Guadalupe Marín: María Guadalupe Preciado Marín; called Lupe; b. Oct. 16, 1895, Ciudad Guzmán, Jalisco; d. Feb. 7, 1983, Mexico City; Mexican muse, model, and author)
