| Bibliography |  Suggestions |
| 1 | Legrain, L., Business Documents of the Third Dynasty of Ur, Ur Excavations Texts 3, London 1937 |
| 2 | Maiocchi, M., "Accounting for Alimentary Items in Third Millennium Southern Mesopotamia: Some Notes on the Role of Waxed Boards in the Historical Development of Early Mesopotamian Bookkeeping", S. de Martino - E. Devecchi - M. Viano (eds.), Eating and Drinking in the Ancient Near East. Proceedings of the 67th Rencontre Assyriologique Internationale, Turin, July 12–16, 2021, Dubsar 33, Münster 2024, pp. 243-252 |
| http://www.ur-online.org/subject/6731/ |
| http://oracc.museum.upenn.edu/epsd2/P136614 |
| http://www.penn.museum/collections/object.php?irn=186162 |
| http://www.ebl.lmu.de/fragmentarium/UM.47-29-66 |
| http://cdli.mpiwg-berlin.mpg.de/P136614 |