Pope Urban VI

sculpture, 1140–1300. pp. 95–98. Beckwith, John. (1961). "Review: The Tomb of Pope Clement II at Bamberg". The Burlington Magazine, Vol. 103, No. 700, pp. 321–322

cultural center of the world." Bumiller, Elisabeth. "The Pope's visit: the cardinal; As Pope's Important Ally, Cardinal Shines High in Hierarchy" （页面存档备份，存于互联网档案馆）

Retrieved 26 August 2011. Congregation of the Index "Galileo Project – Pope Urban VIII Biography". Dava Sobel Sobel（2000, pp. 232–4）. Finocchiaro (1997)

，越南人民军中将黄明草（越南语：Hoàng Minh Thảo）请求一支探險隊去寻找该物种的证据，但没有成功。 陈红越（越南语：Trần Hồng Việt）教授对森林人进行了大量研究。他一直在做广泛的战后自然资源盘点。1982年，他在位于当今的朱门雷国家公园某处山坡上发现了28×16釐米大小的森林

February 2008, 30 (2): 129–37. PMID 18254994.  Pope Paul VI. Humanae Vitae: Encyclical of Pope Paul VI on the Regulation of Birth. Vatican. 1968-07-25