Athenaeus: The Deipnosophists, 22 (trans. Yonge, 1854) available at attalus.org. [4]
books.google.com
Arnoldo Momigliano, The classical foundations of modern historiography, University Presses of California, Columbia and Princeton, 1990, p101; [2]: see also Dillery, in Andrew Feldherr (ed.), The Cambridge Companion to the Roman Historians, Cambridge University Press, 2009, pp78-81. [3]
uchicago.edu
penelope.uchicago.edu
Plutarch, The Parallel Lives, Life of Romulus, 3. Loeb edn. available at Thayer's site: [1]