"Archbishop Lefebvre gathered together a group of 12 theologians who wrote under his direction, A Short Critical Study of the Novus Ordo Missae often called the Ottaviani Intervention." A Short History of the SSPXArquivado em 24 de setembro de 2015, no Wayback Machine.
"Archbishop Lefebvre gathered together a group of 12 theologians who wrote under his direction, A Short Critical Study of the Novus Ordo Missae often called the Ottaviani Intervention." A Short History of the SSPXArquivado em 24 de setembro de 2015, no Wayback Machine.
