History of Sofia
来自维基百科，自由的百科全书
Found in articles
2006年，索菲亞電車系統全長308公里（191英里）。索菲亞電車共有14條路線。 Urban transport - History of Sofia Trams. Sofia Urban Mobility Center. 2013 [2013-09-10]. （原始内容存档于2016-06-30）
Svetlin (2006). "Sofia. 125 years a capital. 1879–2004". "Guttenberg". ISBN 978-954-617-011-8 Crampton, RJ, A Concise History of Bulgaria, Cambridge:
Essential History of Bulgaria in Seven Pages, p. 3, Lyubomir Ivanov, Bulgarian Academy of Sciences, Sofia, 2007 Andreev, Jordan; Lazarov
by "KOM Foundation," Sofia, 2005. The 7th Ancient Civilizations in Bulgaria [The Golden Prehistoric Civilization, Civilization of Thracians and Macedonians
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Brussels & Wageningen. Van Vuure, C. 2005. Retracing the Aurochs: History, Morphology and Ecology of an extinct wild ox. Sofia-Moscow:Pensoft Publishing.