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| 1 | Legrain, L., Business Documents of the Third Dynasty of Ur, Ur Excavations Texts 3, London 1937 |
| 2 | Steinkeller, P., "The Ur III Period", R. Westbrook - R. Jasnow (eds.), Security for Debt in Ancient Near Eastern Law, Culture and History of the Ancient Near East 9, Leiden 2001, pp. 47-62 |
| http://cdli.earth/P136327 |
| http://www.ur-online.org/subject/6312/ |
| http://oracc.museum.upenn.edu/epsd2/P136327 |
| http://www.ebl.lmu.de/library/U.7011 |