Pope John 8. : an english woman : alias Pope Joan - Morris, Joan. (OLS)http://semarc/name/45060 (Vrai Publishers,, 1985)
Fondo Card. C.M. Martini.
Keywords: Giovanni VIII <papa; ca. 820-882>. (OLS)http://semarc/subject/46086; Giovanna <papessa>. (OLS)http://semarc/subject/21582