A Dictionary of Scientists;
Jerry Brotton, A History of the World in Twelve Maps;
Chambers Biographical Dictionary;
W. A. Heidel, Hecataeus and Xenophanes, The American Journal of Philology, Vol. 64, No. 3 (1943), pp. 257-277
Simon Hornblower and Tony Spawforth (eds.) Who's Who in the Classical World;
Stephanie West, Herodotus' Portrait of Hecataeus;
Wikipedia;