| Bibliography |  Suggestions |
| 1 | Al-Rawi, F. - Verderame, L., Neo-Sumerian Administrative Texts from Umma kept in the British Museum. Part Three (NATU III), Nisaba. Studi Assiriologici Messinesi 23, Messina 2009 |
| 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://www.britishmuseum.org/collection/search?museum_number=110326 |
| http://oracc.museum.upenn.edu/epsd2/P376174 |
| http://www.ebl.lmu.de/library/BM.110326 |
| http://cdli.earth/P376174 |