索菲亞
参考

↑  . www.nsi.bg.   [2022-03-25]. （原始内容存档于2021-04-12） （保加利亚语）.
↑  Editors of Britannica. . .   [12 February 2016]. （原始内容存档于2018-09-17）.
↑  . Britannica Educational Publishing. 2013-06-01  [2020-02-11]. ISBN 9781615309870. （原始内容存档于2021-02-21）.
1 2  . Head Direction of Residential Registration and Administrative Service.   [2009-02-15]. （原始内容存档于2010-10-14） （保加利亚语）.
1 2 3  . bg.guide-bulgaria.com.   [2008-05-25]. （原始内容存档于2013-10-27）.
↑  .   [2020-02-11]. （原始内容存档于2021-03-09）.
↑  .   [2022-03-25]. （原始内容存档于2021-03-08）.
↑   (PDF).   [2020-02-11]. （原始内容存档 (PDF)于2021-03-08）.
↑  .   [2020-02-11]. （原始内容存档于2013-05-21）.
↑  ftp://ftp.atdd.noaa.gov/pub/GCOS/WMO-Normals/RA-VI/BU/15614.TXT
↑  .   [2020-02-11]. （原始内容存档于2021-02-25）.
↑  .   [2020-02-11]. （原始内容存档于2021-02-25）.
↑  .   [2020-02-11]. （原始内容存档于2021-03-01）.
↑  .   [2020-02-11]. （原始内容存档于2021-03-09）.
↑  . 索非亚市政府网站.   [2006-06-15]. （原始内容存档于2016-03-06） （保加利亚语）.
↑  2001 Census (Bulgarian) （页面存档备份，存于） (English - less detailed) （页面存档备份，存于） - recovered 26-06-2008. All other ethnic groups numbered less than one thousand; nearly 15,000 people said "other" or did not give an ethnicity.
↑  . Aktualno.com. 2006-08-14  [2006-10-15]. （原始内容存档于2006-09-02）.
↑  Ghodsee, Kristen. . Duke University Press. 2005: 21. ISBN 0822387174.
1 2 3  Trudy, Ring; Noelle, Watson; Paul, Schellinger. . Routledge. 5 November 2013  [20 December 2015]. ISBN 9781134259588. （原始内容存档于19 August 2020）.
↑  John G. Kelcey; Norbert Müller. . Czech Republic; Germany – University of Applied Sciences Erfurt: Springer. 7 June 2011  [12 September 2017]. ISBN 978-0-387-89684-7. （原始内容存档于19 August 2020）.
↑  Boev, Zlatozar. (2009). Avian Remains from an Early Neolithic Settlement of Slatina (Present Sofia City, Bulgaria). Acta Zoologica Bulgarica. 61. 151–156.
1 2  . sofiaculture.bg. （原始内容存档于5 September 2017）.
↑  BulWTours. . Bulgaria Wine Tours. 2015-07-20  [2021-09-08]. （原始内容存档于2022-02-09） （美国英语）.
↑  The Cambridge Ancient History, Volume 3, Part 2:, ISBN 0-521-22717-8, 1992, page 600
↑  .   [12 October 2018]. （原始内容存档于4 February 2017）.
↑  .   [20 February 2021]. （原始内容存档于28 October 2014）.
1 2  . 1998  [12 October 2018]. （原始内容存档于12 October 2018）.
1 2  . 1966  [12 October 2018]. （原始内容存档于12 October 2018）.
1 2  Jenő Fitz. Limes. Akadémiai Kiadó, 1977 "As Macedonia itself was in danger, Crassus readily advanced as far as Segetika (-Serdica)" 的存檔，存档日期12 October 2018., ISBN 9789630513012
↑  Ivanov, Rumen. . 2006  [12 September 2017]. ISBN 9789544630171. （原始内容存档于20 August 2020）.
↑  . 2010  [12 September 2017]. ISBN 9780761479024. （原始内容存档于18 August 2020）.
↑  Irina Florov, Nicholas Florov. . 密歇根大学: Golden Vine Publishers. 2001: 303  [12 September 2017]. ISBN 0968848702. （原始内容存档于28 September 2017）.
↑  Wilkes, John. . Bowman, Alan K.; Garnsey, Peter; Cameron, Averil  (编). . The Cambridge ancient history 12. Cambridge University Press. 2005: 253  [29 October 2015]. ISBN 978-0-521-30199-2. （原始内容存档于10 November 2015）.
↑  . University of Minnesota. 1827  [12 September 2017]. （原始内容存档于19 August 2020）.
↑  Saunders, Randall Titus. . Ann Arbor, Michigan: UMI Dissertation Services. 1992: 106–7.
↑  . thelatinlibrary.com.   [16 February 2012]. （原始内容存档于10 September 2017）.
↑  Nikolova, Kapka Sofia 的存檔，存档日期20 August 2020. University of Indiana. "Emperor Constantine the Great even considered the possibility for Serdika to become the capital of the Eastern Roman Empire"
↑  Green, Bernard. . A&C Black. 2010: 237  [12 September 2017]. ISBN 978-0-567-03250-8. （原始内容存档于19 August 2020）.
↑  Bozhilov & Gyuzelev 1999，第127–128頁 harvnb模板錯誤: 無指向目標: CITEREFBozhilovGyuzelev1999 (幫助)
↑  Stancheva 2010，第120–121頁 harvnb模板錯誤: 無指向目標: CITEREFStancheva2010 (幫助)
↑  . 1967  [27 June 2019]. （原始内容存档于18 August 2020）.
↑  Bozhilov & Gyuzelev 1999，第400–401頁 harvnb模板錯誤: 無指向目標: CITEREFBozhilovGyuzelev1999 (幫助)
↑  Stancheva 2010，第123–124頁 harvnb模板錯誤: 無指向目標: CITEREFStancheva2010 (幫助)
↑  Stancheva 2010，第131, 139頁 harvnb模板錯誤: 無指向目標: CITEREFStancheva2010 (幫助)
1 2 3 4  Ivanova, Svetlana, "Ṣofya", in: Encyclopaedia of Islam, Second Edition, Edited by: P. Bearman, Th. Bianquis, C.E. Bosworth, E. van Donzel, W.P. Heinrichs. Consulted online on 23 January 2018.
↑  Cited in Халенбаков, О. Детска енциклопедия България: Залезът на царете, с. 18
↑  . Drustvo Istoricara Bosne i Hercegovine, Sarajevo. 1950: 174  [27 June 2019]. （原始内容存档于18 August 2020）. Санџак Софија Овај је санџак основан око г. 1393.
↑  Stancheva 2010，第165, 167–169頁 harvnb模板錯誤: 無指向目標: CITEREFStancheva2010 (幫助)
↑  Stancheva 2010，第154–155頁 harvnb模板錯誤: 無指向目標: CITEREFStancheva2010 (幫助)
↑  . Balkan tourist, 1968.   [8 August 2015]. （原始内容存档于5 March 2016）.
↑   本條目包含已處於公共領域的Herbermann, Charles (编). . . Robert Appleton Company. 1913.
↑  . lib.ru.   [8 August 2015]. （原始内容存档于5 March 2016）.
↑  Kiradzhiev, Svetlin (2006). "Sofia. 125 years a capital. 1879–2004". "Guttenberg". ISBN 978-954-617-011-8
↑  Crampton, RJ, , Cambridge: Cambridge University Press, 2006 [1997], ISBN 0-521-85085-1
↑   [Mohailova, Tihomria. In 1900 the first electric lamp lit the streets of Sofia. Novinar]. novinar.bg. 12 March 2014  [22 December 2016]. （原始内容存档于18 June 2016） （保加利亚语）.
↑  Hall (2000), p. 97.
↑  Hall (2000), p. 118.
↑  L. Ivanov. 1991 Sofia street naming proposal. 的存檔，存档日期25 October 2017. Sofia City Place-names Commission, 22 January 1991.
↑   (PDF). Municipality of Tirana. www.tirana.gov.al.   [2009-06-23]. （原始内容 (PDF)存档于2011-10-10）.
↑  . Tirana.gov.al.   [2008-01-25]. （原始内容存档于2010-07-08）.