| Bibliography |  Suggestions |
| 1 | Tsouparopoulou, C., The Ur III Seals Impressed on Documents from Puzriš-Dagān (Drehem), Heidelberger Studien zum Alten Orient 16, Heidelberg 2015 |
| http://www.ripon.edu/external/clark/cuneiform.html |
| http://oracc.museum.upenn.edu/epsd2/P145557 |
| http://cdli.earth/P145557 |