| 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 | Maeda, T., "Bal-ensi in the Drehem Texts", Acta Sumerologica 16 (1994) 115-164 |
| http://cdli.earth/P117233 |
| http://oracc.museum.upenn.edu/epsd2/P117233 |