Jacobsen, T. (July 1943). "Primitive Democracy in Ancient Mesopotamia". Journal of Near Eastern Studies 2 (3): 159–172. doi:10.1086/370672. JSTOR542482.
Bailkey, N. (July 1967). "Early Mesopotamian Constitutional Development". American History Review 72 (4): 1211–1236. doi:10.2307/1847791. JSTOR1847791.
Jacobsen, T. (July 1943). "Primitive Democracy in Ancient Mesopotamia". Journal of Near Eastern Studies 2 (3): 159–172. doi:10.1086/370672. JSTOR542482.
Bailkey, N. (July 1967). "Early Mesopotamian Constitutional Development". American History Review 72 (4): 1211–1236. doi:10.2307/1847791. JSTOR1847791.