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Drozdov, V. A.; Glezer, O. B.; Nefedova, T. G.; Shabdurasulov, I. V. (1992). "Ecological and geographical characteristics of the coastal zone of the Black Sea". GeoJournal. 27 (2): 169. doi:10.1007/BF00717701. S2CID128960702.
Exposition of the Historical Museum of Sochi, partly reflected in Russian in"История Сочи". Archived from the original on October 11, 2010. Retrieved December 14, 2021. (History of Sochi) at the official site of the city
sochinews.io
Фунтиков, Илья (April 26, 2017). "Генуэзская крепость в Хосте". Новости Сочи Sochinews.io (in Russian). Retrieved November 18, 2020.
Exposition of the Historical Museum of Sochi, partly reflected in Russian in"История Сочи". Archived from the original on October 11, 2010. Retrieved December 14, 2021. (History of Sochi) at the official site of the city