| Bibliography |  Suggestions |
| 1 | Contenau, G., Umma sous la dynastie d'Ur, Paris 1916 |
| 2 | Ouyang, X., Monetary role of silver and its administration in Mesopotamia during the Ur III Period (c. 2112-2004 BCE): A case study of the Umma province, Biblioteca del Próximo Oriente Antiguo 11, Madrid 2013 1 Neo-Sumerian text(s) collated. |
| http://oracc.museum.upenn.edu/epsd2/P139604 |
| http://cdli.ucla.edu/P139604 |