A Hittite signet ring from Tel Nami - Singer, Itamar (Rainey, A. F. (edt), Kutscher, Raphael 1938-1989 (oth), Rainey, Anson F. 1930-2011 (hnr), Kinattūtu ša dārâti: Raphael Kutscher memorial volume, 1993)