Discourse of His Holiness John Paul II and address of Carlos Chagas president of the academy : papal audience, October 23, 1982. - Iohannes Paulus PP. II, santo, 1920-2005. (OLS)http://pul/name/1830; Chagas, Carlos, 1910- (OLS)http://pul/name/1831; Pontificia Accademia delle scienze. (OLS)http://pul/name/1110 (Pontificia Academia Scientiarum, 1982)

Viaggio sabbatico : il diario del suo ultimo anno / Henri J. M. Nouwen. - Nouwen, Henri J. M., 1932-1996. (OLS)http://pul/name/35316 (Queriniana, 2000)