Daniel F. Mansfield, N.J. Wildberger: Plimpton 322 is Babylonian exact sexagesimal trigonometry. Band44, Nr.4, 2017 (sciencedirect.com).
unsw.edu.au
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Daniel F. Mansfield: Perpendicular lines and diagonal triples in old babylonian surveying. In: University of Chicago Press (Hrsg.): Journal of Cuneiform Studies. Band72, 2020, S.87 - 99 (edu.au).