Redigerer Den romerske kalender (avsnitt)

== Litteratur ==
* Bickerman, E. J. ([1969] 1980): ''Chronology of the Ancient World'', London: Thames & Hudson.
* Brind'Amour, P. (1983): ''Le Calendrier romain: Recherches chronologiques'', Ottawa.
* Feeney, Denis C. (2007): ''Caesar's Calendar: Ancient Time and the Beginnings of History''. Berkeley: University of California Press, ISBN 0-520-25119-9 (innb).
* Fowler, W. Warde (1899): ''The Roman festivals of the period of the Republic; an introduction to the study of the religion of the Romans'', London and New York: Macmillan and Co.
* Michels, A. K. (1967): ''The Calendar of the Roman Republic'', Princeton.
* Richards, E. G. (1999) ''Mapping Time. The Calendar and its History'', Oxford: Oxford University Press. ISBN 0-19-850413-6.
* Rotondi, Giovanni (1912): ''Leges publicae populi romani'', Milano: Società editrice libraria.
* Rüpke, J. (2011): ''The Roman Calendar from Numa to Constantine: Time, History and the Fasti'', overs. D. M. B. Richardson. Wiley. ISBN 978-0-470-65508-5 (trykk) 9781444396539 ([http://onlinelibrary.wiley.com/book/10.1002/9781444396539 online]).