Geographic map of the Doric Greek dialects. Sources: Albert Thumb &amp; E. Kieckers, Handbuch der griechischen Dialekte, 1. Teil, 2. erweiterte Auflage (Heidelberg 1932), pp. 69-226; Carl Darling Buck, Introduction to the Study of the Greek Dialects. Grammar, Selected inscriptions, Glossary, rev. ed. (1928) (<a rel="nofollow" class="external free" href="https://archive.org/details/IntroductiontoGreekDialects/page/n11/mode/2up?view=theater">https://archive.org/details/IntroductiontoGreekDialects/page/n11/mode/2up?view=theater</a>); Greek dialect maps in historical atlases (Groszer Historischer Weltatlas herausgegeben vom Bayerischen Schulbuch-Verlag 1. Teil; Westermann Groszer Atlas zur Weltgeschichte); list of Greek colonies in: Tsetskhladze, Gocha R., Greek Colonisation. An account of Greek Colonies and Other Settlements Overseas. Vol. 1 (Brill, 2006) pp. lxvii - lxxiii (with addition: Heraklea, see Thumb p. 95).
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