Engels, Johannes (2010). "Macedonians and Greeks". In Roisman, Joseph; Worthington, Ian (eds.). A Companion to Ancient Macedonia. Oxford: Wiley-Blackwell. p. 89. ISBN978-1-4051-7936-2.; Borza, Eugene N. (1995). Makedonika. Regina Books. p. 114. ISBN0-941690-65-2.; Eugene N. Borza writes that the "highlanders" or "Makedones" of the mountainous regions of western Macedonia are derived from northwest Greek stock; they were akin both to those who at an earlier time may have migrated south to become the historical "Dorians".
Johansen, Bruce Elliott; Mann, Barbara Alice (2000). "Ganondagan". Encyclopedia of the Haudenosaunee (Iroquois Confederacy). Greenwood Publishing Group. p. 105. ISBN978-0-313-30880-2. Retrieved January 16, 2013.