@inbook {3885,
	title = {The Date of Easter in the Twelfth Demonstration of Aphraates},
	booktitle = {Studia Patristica},
	volume = {3},
	number = {17},
	year = {1982},
	pages = {1174{\textendash}1180},
	publisher = {Peeters},
	organization = {Peeters},
	address = {Louvain},
	keywords = {Aphrahat},
	isbn = {9789042928152},
	author = {Gerard A.M. Rouwhorst}
}
