CAD Q 146[On line 15: Coll. von Soden]
Oppenheim, 1977A. L. Oppenheim, Ancient Mesopotamia. Portrait of a Dead Civilization. The University of Chicago, 1977.
[The Neo-Babylonian commentary fragment CT 41 45 (BM 76487) to Köcher no. 28 represents the only evidence, so far, that the series [sc. Uruanna] was known in the south.]
Stol, 2003M. Stol, “Petroleum”, Reallexikon der Assyriologie, vol. 10, p. 437, 2003.: 505