Barsoum, Ignatius A. (2003). The Scattered Pearls. Piscataway: Georgias Press.
Blackburn, Bonnie; Holford-Strevens, Leofranc (1999). The Oxford Companion to the Year. Oxford University Press. ISBN 9780192142313..
Blackburn, Bonnie; Holford-Strevens, Leofranc (2003). The Oxford Companion to the Year: An exploration of calendar customs and time-reckoning (corrected reprinting of 1999 ред.). Oxford University Press. ISBN 9780192142313.
Blegen, Carl W. (25 December 2013). Vogeikoff-Brogan, Natalia (ред.). "An Odd Christmas". From the Archivist's Notebook. Халагьи 1 April 2018.
Carabias Torres, A. M (2012). Salamanca y la medida del tiempo (in испанский). Salamanca: Ediciones Universidad de Salamanca.
(1983) "Gregorian Reform of the Calendar" in Vatican Conference to Commemorate its 400th Anniversary, 1582–1982., Vatican City: Pontifical Academy of Sciences, Vatican Observatory (Pontificia Academia Scientarum, Specola Vaticanacode: it is deprecated ).
Dershowitz, D.; Reingold, E. M (2008). Calendrical Calculations (3rd ред.). Cambridge: Cambridge University Press.
Duncan, D. E (1999). Calendar: Humanity's Epic Struggle To Determine A True And Accurate Year. HarperCollins. ISBN 9780380793242.
Gregory XIII (1582). Inter Gravissimas [Amongst the most serious tasks of our pastoral office]. Буссинаби: Wikisource.
(1983) "The Ecclesiastical Calendar and the Life of the Church" in Gregorian Reform of the Calendar: Proceedings of the Vatican Conference to Commemorate its 400th Anniversary.: 17–74, Vatican City: Pontifical Academy of Sciences, Specolo Vaticano.
Richards, E. G. (1998). Mapping Time: The Calendar and its History. Oxford University Press.
Richards, E. G. (2013). "Calendars". Urban, S. E.; Seidelmann, P. K. (ред-л.). Explanatory Supplement to the Astronomical Almanac (3rd ред.). Mill Valley CA: University Science Books. гь. 585–624. ISBN 978-1-891389-85-6.
Seidelmann, P. K., ред. (1992). Explanatory Supplement to the Astronomical Almanac (2nd ред.). Sausalito, CA: University Science Books.
(1983) "The Papal Bull of 1582 Promulgating a Reform of the Calendar" in Gregorian Reform of the Calendar: Proceedings of the Vatican Conference to Commemorate its 400th Anniversary.: 201–239, Vatican City: Pontifical Academy of Sciences, Specolo Vaticano.
Халип:Calendars Халип:Time Topics Халип:Time measurement and standards Халип:Chronology Халип:Time in religion and mythology
This article uses material from the Wikipedia Авар article Грегорианаб календар, which is released under the Creative Commons Attribution-ShareAlike 3.0 license ("CC BY-SA 3.0"); additional terms may apply (view authors). Контент рагьараб буго CC BY-SA 4.0 лицензиялда гъоркь, цогидаб бихьизабун гьечӀони. Images, videos and audio are available under their respective licenses. ®Wikipedia is a registered trademark of the Wiki Foundation, Inc. Wiki Авар (DUHOCTRUNGQUOC.VN) is an independent company and has no affiliation with Wiki Foundation.