Leemans (1960),第39 n. 1頁. Leemans, W.F. Ur: Time of Rim-Sin. Foreign trade in the old Babylonian period as revealed by texts from southern Mesopotamia. Studia et Documenta ad Iura Orientis Antiqui Pertinentia 6. Leiden, NL: E.J. Brill. 1960: 36–55. 含有內容需登入查看的頁面 (link)
Leemans (1960),第39–40頁. Leemans, W.F. Ur: Time of Rim-Sin. Foreign trade in the old Babylonian period as revealed by texts from southern Mesopotamia. Studia et Documenta ad Iura Orientis Antiqui Pertinentia 6. Leiden, NL: E.J. Brill. 1960: 36–55. 含有內容需登入查看的頁面 (link)
Leemans (1960),第48–54頁. Leemans, W.F. Ur: Time of Rim-Sin. Foreign trade in the old Babylonian period as revealed by texts from southern Mesopotamia. Studia et Documenta ad Iura Orientis Antiqui Pertinentia 6. Leiden, NL: E.J. Brill. 1960: 36–55. 含有內容需登入查看的頁面 (link)
Garfinkle (2010),第198, 198 n. 39頁. Garfinkle, Steven J. Merchants and State Formation in Early Mesopotamia. Melville, Sarah; Slotsky, Alice (编). Opening the Tablet Box: Near Eastern Studies in Honor of Benjamin R. Foster. Culture and History of the Ancient Near East 42. Leiden: Brill. 2010: 197–199. ISBN 978-90-04-18652-1. doi:10.1163/9789004186569_012(英语).
Farber (2012),第321頁. Farber, Walter. Opening the Tablet Box: Near Eastern Studies in Honor of Benjamin R. Foster. Review of Books. Journal of the American Oriental Society. 2012, 132 (2): 319–321. doi:10.7817/jameroriesoci.132.2.0319(英语).