| Bibliography |  Suggestions |
| 1 | Waetzoldt, H. - Yıldız, F., Die Umma-Texte aus den Archäologischen Museen zu Istanbul. Band II. Nr. 601-1600, Materiali per il Vocabolario Neosumerico 16, Rome 1994 999 Neo-Sumerian text(s) edited: 999 in Transliteration. |
| 2 | Maaijer, R. de, "Late Third Millennium Identifying Marks", W.H. van Soldt (ed.), Veenhof Anniversary Volume. Studies Presented to Klaas R. Veenhof on the Occasion of his Sixty-Fifth Birthday, Istanbul 2001, pp. 301-324 |
| http://oracc.museum.upenn.edu/epsd2/P118655 |
| http://cdli.mpiwg-berlin.mpg.de/P118655 |