Strabo: "The Geography", book 17, 33. Cf. also Nikos Litinas, “Strabo’s Sources in the Light of a Tale", in: Daniela Dueck, Hugh Lindsay, Sarah Pothecary (edd.), Strabo’s Cultural Geography - The Making of a Kolossourgia. Cambridge: Cambridge University Press, 2005, pp. 108-117.
Aelian. "Various Histories 13.33". Cf. also Nikos Litinas, “Strabo’s Sources in the Light of a Tale", in: Daniela Dueck, Hugh Lindsay, Sarah Pothecary (edd.), Strabo’s Cultural Geography - The Making of a Kolossourgia. Cambridge: Cambridge University Press, 2005, pp. 108-117.