Bibliography

These are the references I used on the topic of Julian / Gregorian calendar and on the one of the transitions and conversions between them:

• DEMAN, A., Encyclopédie de l'histoire, t. 3, fasc. 1, Bruxelles, 1982, p. 26.
• GINZEL, F.K., Handbuch der mathematischen und technischen Chronologie, 3 vols., Leipzig, 1906-11-14 [1958] (vol. 3, pp. 129-131).
• MEYER, P., The Julian and Gregorian Calendars, 2005.
• Julian calendar
• Gregorian calendar
• Adoption of the Gregorian calendar
• Calendars forum on Fandom (source of the dominical letters sequence for BCE-extended Julian)

On the Roman calendar:

• Roman Calendar
• Fasti Praenestini (as illustration of how the inclusive counting system was applied)
• History forum on StackExchange (for the correct placement of the intercallary day during leap years: 23, 24', 24, 25, 26, 27, 28)

About the concept of Julian Day and the way to compute it:

• Julian Day Number

See also:

• Calendar View
• Calendar Tools
• Supported Eras

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Last updated: Monday, May 27, 2024.