 The committee also referred to the Novum Testamentum Graece (18th edition, 1948) and to works by Jesuit scholars José M. Bover (1943), and Augustinus Merk (1948).The United Bible Societies' text (1975) and the Nestle-Aland text (1979) were used to update the footnotes in the 1984 version.Additional works consulted in preparing the "New World Translation" include the Armenian Version, Coptic Versions, the Latin Vulgate, Sistine and Clementine Revised Latin Texts, Textus Receptus, the Johann Jakob Griesbach's Greek text, the Emphatic Diaglott, and various papyri.