James P[eter] Allen (2010) Middle Egyptian: An Introduction to the Language and Culture of Hieroglyphs, 2nd edition, Cambridge: Cambridge University Press, →ISBN, pages 107, 183.
^ Loprieno, Antonio (1995) Ancient Egyptian: A Linguistic Introduction, Cambridge: Cambridge University Press, →ISBN, pages 36, 56, 58
^ Berman, Lawrence M., Bohač, Kenneth J. (1999) The Cleveland Museum of Art Catalogue of Egyptian Art, New York: Hudson Hills Press, pages 137–138