@book{26273,
	author = {Stern, Sacha,},
	title = {Calendars in the Making: The Origins of Calendars from the Roman Empire to the Later Middle Ages /},
	publisher = {BRILL, },
	year = {2021.},
	series = {Time, Astronomy, and Calendars ;},
	address = {Leiden; },
	url = {http://dx.doi.org/10.1163/9789004459694}
}