| Bibliography |  Suggestions |
| 1 | Kang, S.T., Sumerian Economic Texts from the Umma Archive, Sumerian and Akkadian Cuneiform Texts in the Collection of the World Heritage Museum of the University of Illinois II, Urbana - Chicago - London 1973 317 Neo-Sumerian text(s) edited: 317 in Hand copy; 317 in Transliteration; 317 in Translation. |
| 2 | Pottorf, A.R., Social Stratification in Southern Mesopotamia during the Third Dynasty of Ur (ca. 2100–2000 BCE), Ph.D. Diss., Harvard University 2022 |
| http://cdli.earth/P129074 |
| http://oracc.museum.upenn.edu/epsd2/P129074 |