Piotr Bienkowski , Jordan: Crossroads of the Near East in: Treasures from an Ancient Land: The Art of Jordan, Piotr Bienkowski eds., Stroud, UK: Alan Sutton 1991, p. 5-6
Graham Philip: Jawa and Tell Um Hammad — Two Early Bronze Age Sites in Jordan, Palestine Exploration Quarterly, 127:2, 1995, pp. 161-170