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| 1 | Legrain, L., Business Documents of the Third Dynasty of Ur, Ur Excavations Texts 3, London 1937 |
| 2 | Fischer, C., "Ur-gigir, a Sumerian Cosmopolitan", c. Wunsch (ed.), Mining the Archives. Festschrift for Christopher Walker on the Occasion of His 60th Birthday, 4 October 2002, Dresden 2002, pp. 75-92 |
| 3 | Altavilla, S., Neo-Sumerian Sealing Impressions in the British Museum, Quaderni Napoletani di Assiriologia. Ricerche 1, Rome 2005 |
| 4 | Vischer, C. [Fischer, C.], Urikidu. Ur und seine Siegel unter den Königen der III. Dynastie von Ur, Ph.D. Diss., Ruprecht-Karls-Universität Heidelberg 2024 |
| http://www.britishmuseum.org/collection/search?museum_number=130496 |
| http://cdli.earth/P137970 |
| http://www.ur-online.org/subject/3332/ |
| http://oracc.museum.upenn.edu/epsd2/P137970 |
| http://www.ebl.lmu.de/library/BM.130496 |