The Ruler with the Peaked Cap and Other Syrian Iconography on Glyptic from Kültepe in the Early Second Millennium B.C. - Teissier, В. (Mellink, M.J., Özgüç, T., Porada, E., Aspects of Art and Iconography. Anatolia and its Neighbors. Studies in Honor of Nimet Özgüç, 1993)