A Study of the Sumerian Words for "Animal Hole" (ḫabrud), "Hole" (burud), "Well" (burud2), and "Copper" (wuruda) - Wu Yuhong, (Eichler, Barry L. (edt), Cohen, Chaim (edt), Artzi, Pinhas (edt), Sefati, Yitschak (edt), "An Experienced Scribe who Neglects Nothing". Ancient Near Eastern Studies in Honor of Jacob Klein, 2005)