| Bibliography |  Suggestions |
| 1 | Sigrist, M., Textes Économiques Néo-Sumeriens de l'Université de Syracuse, ERC 29, Paris 1983 [avec 14 copies de David Owen] |
| 2 | Owen, D.I., Neo-Sumerian Texts from American Collections, Materiali per il Vocabolario Neosumerico 15, Rome 1991 383 Neo-Sumerian text(s) edited: 375 in Handcopy; 383 in Transliteration; 35 in Photo. |
| 3 | Steinkeller, P., "The Foresters of Umma: Toward a Definition of Ur III Labor", M. Powell (ed.), Labor in the Ancient Near East, American Oriental Series 68, New Haven 1987, pp. 73-115 |
| http://cdli.mpiwg-berlin.mpg.de/P131028 |
| http://oracc.museum.upenn.edu/epsd2/P131028 |