Universi Dominici Gregis - By John Paul II. Apostolic Constitution promulgated on 22 February 1996. Defines the procedure of the election of his successor. America Magazine: Papal Transition - A Q&A format describing the process of papal transition from the national Catholic weekly magazine. Wikipedia: Papal Conclave - Extensive article on historical and modern procedures of electing a new pope. Wikipedia: Papal Conclave 2013 - Discusses the selection of the papal successor to Pope Benedict XVI. Wikipedia: Papal Conclave 2005 - Discusses the selection of the papal successor to Pope John Paul II. The Cardinals of the Holy Roman Church: Papal Elections and Conclaves - Papal elections and conclaves details listed by century. Conclave - List of pages containing notes on papal conclaves 1088-2005 by J. P. Adams. Papam - Papal historian Anura Guruge writes about Papal elections.