↑ Arab Archery. An Arabic manuscript of about A.D. 1500 "A book on the excellence of the bow & arrow" and the description thereof. Translated and edited by Nabih Amin Faris and Robert Potter Elmer. Princeton University Press, 1945. http://www.sacred-archery.com/arab%20archery%20anno%20domini%201500.pdf
↑ Rogers J.M. and Ward R.M.; Süleyman the Magnificent, 1988, British Museum Publications ISBN 0-7141-1440-5, page 152.