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| 1 | Keiser, C.E., Selected Temple Documents of the Ur Dynasty, Yale Oriental Series 4, New Haven 1919 |
| 2 | Tsouparopoulou, C., The Ur III Seals Impressed on Documents from Puzriš-Dagān (Drehem), Heidelberger Studien zum Alten Orient 16, Heidelberg 2015 |
| http://collections.peabody.yale.edu/search/Record/YPM-BC-016251 |
| http://oracc.museum.upenn.edu/epsd2/P142172 |
| http://www.ebl.lmu.de/library/YBC.1510 |
| http://cdli.earth/P142172 |