Bernard Maier, Dictionary of Celtic Religion and Culture (Alfred Kröner, 1994; Boydell, 2000), p. 69 online.
Delamarre; Greek text and English translation of the passage from Eustathius' Homericcommentaries given by Edward Wigan, "Account of a Collection of Roman Gold Coins," Numismatic Chronicle 5 (1865), p. 11 online.
Phyllis Fray Bober, Cernunnos: Origin and Transformation of a Celtic Divinity,
American Journal of Archaeology, Vol. 55, No. 1 (Jan., 1951), pp. 13-51
http://www.jstor.org/stable/501179
