Pope Alexander VIII

(2004). Cardinal Pietro Ottoboni (1667–1740) and the Vatican tomb of Pope Alexander VIII. Diane Publishing. ISBN 978-0-87169-252-8. Reardon, 2004, p. 218

Encyclopædia Britannica. Pius VIII. Encyclopædia Britannica. [2017-05-04]. （原始内容存档于2016-03-24） （英语）.  Philip Bump. How Long the Pope Vote Might Last, According

Electing a New Pope. National Catholic Register. 2013-03-12 [2017-12-28]. （原始内容存档于2017-12-28） （英语）.  Ioannes PP. XXIII, 1962, para. VIII. Adams, John Paul

Popes. 天主教百科全书. New York: Robert Appleton Company. 1913.   Paschal Robinson. Pope Martin IV. 天主教百科全书. New York: Robert Appleton Company. 1913.   Paschal Robinson

J. Cardinal Pietro Ottoboni (1667–1740) and the Vatican Tomb of Pope Alexander VIII. American Philosophical Society. 2004 [2019-01-10]. ISBN 978-0-87169-252-8