Henry Speck, "Alexander at the Persian Gates. A Study in Historiography and Topography" in: American Journal of Ancient History n.s. 1.1 (2002) 15-234; summarized at "Persian Gates"Архивная копия от 18 апреля 2009 на Wayback Machine
Henry Speck, "Alexander at the Persian Gates. A Study in Historiography and Topography" in: American Journal of Ancient History n.s. 1.1 (2002) 15-234; summarized at "Persian Gates"Архивная копия от 18 апреля 2009 на Wayback Machine