| Bibliography |  Suggestions |
| 1 | Sigrist, M. - Owen, D.I. - Young, G.D., The John Frederick Lewis Collection - Part II, Materiali per il Vocabolario Neosumerico 13, Rome 1984 |
| 2 | Tsouparopoulou, C., "'Counter-archaeology': putting the Ur III Drehem archives back to the ground”, Y. Heffron - A. Stone - M. Worthington (eds.), At the Dawn of History: Ancient Near Eastern Studies in Honour of J. N. Postgate, Winona Lake 2017, pp. 611-629 |
| http://cdli.mpiwg-berlin.mpg.de/P117351 |
| http://oracc.museum.upenn.edu/epsd2/P117351 |