Gregorian reform of the calendar
Subtitle: proceedings of the Vatican Conference to Commemorate its 400th Anniversary 1582-1982
By: edited by G.V. Coyne, M.A. Hoskin and O. Pedersen.
Contributors: Hoskin, Michael A.; Pedersen, Olaf.; Coyne, G. V.; Pontificia Accademia delle scienze.; Specola vaticana.
Publisher: Pontificia Academia Scientiarum, Specola Vatican
Published: 1983
Place of publication: Città del Vaticanano
Language: eng
Number of pages: 321
Subjects: Calendar, Gregorian.