希腊字母Philippaki-Warburton, Irini. Grammatiki tis ellinikis glossas. Athens: Pataki. 1998. Horrocks, Geoffrey. Ellinika: istoria tis glossas kai ton omiliton tis. Athens:
拉丁语发音ISBN 978-0521379366. Attested by Varro, De lingua Latina, book VII Clackson & Horrocks, pp. 273-274 Allen, W. Sidney. Vox Latina: A Guide to the Pronunciation