| Bibliography |  Suggestions |
| 1 | Sigrist, M., Texts from the Yale Babylonian Collections. I, Sumerian Archival Texts 2, Bethesda 2000 |
| 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://collections.peabody.yale.edu/search/Record/YPM-BC-026423 |
| http://oracc.museum.upenn.edu/epsd2/P143683 |
| http://www.ebl.lmu.de/library/YBC.12888 |
| http://cdli.earth/P143683 |