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| 1 | Jones, T.B., and Snyder, J.W., Sumerian Economic Texts from the Third Ur Dynasty. A Catalogue and Discussion of Documents from Various Collections, Minneapolis 1961 |
| 2 | Sallaberger, W., Der kultische Kalender der Ur III-Zeit, 2 vols., Untersuchungen zur Assyriologie und Vorderasiatischen Archäologie 7/1-2, Berlin 1993 |
| 3 | Civil, M., The Farmer's Instructions. A Sumerian Agricultural Manual, Aula Orientalis. Supplementa 5, Sabadell 1994 |
| http://oracc.museum.upenn.edu/epsd2/P129591 |
| http://cdli.earth/P129591 |