↑J.S.J.S.MorrisonJ.S.J.S., Pythagoras of Samos, „The Classical Quarterly”, 6 (3–4), 1956, s. 142, DOI:10.1017/S0009838800020103, ISSN0009-8388 [dostęp 2026-06-21], Cytat: „Diodorus (10. fr. 3) says that P. ‘was recognized’ in the 61st Olympiad, when Thericles was archon at Athens, i.e. in 533”(ang.).