アーメス
↑ グランド現代百科事典 1983, p. 21.
↑ Pickover, Clifford A. (2009), The Math Book: From Pythagoras to the 57th Dimension, 250 Milestones in the History of Mathematics, Sterling Publishing Company, Inc., p. 36, ISBN 978-1-4027-5796-9 .
↑ Derbyshire, John (2006), Unknown quantity: a real and imaginary history of algebra, National Academies Press, p. 29, ISBN 978-0-309-09657-7 .