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| 1 | Gomi, T. - Sato, S., Selected Neo-Sumerian Administrative Texts from the British Museum, Chuo-Gakuin University 1990 |
| 2 | Figulla, H.H., Catalogue of the Babylonian Tablets in the British Museum. I, London 1961 |
| 3 | Nelson, R.C., Pisan-dub-ba Texts from the Sumerian Ur III Dynasty, Ph.D. Diss. University of Minnesota 1976 |
| http://www.britishmuseum.org/collection/search?museum_number=13507 |
| http://oracc.museum.upenn.edu/epsd2/P129808 |
| http://www.ebl.lmu.de/library/BM.13507 |
| http://cdli.earth/P129808 |