Não informado. (2021). Climatological Bulletin. National Observatory of Athens, Institute of Meteorology and Physics of the Atmospheric Environment.
শিকাগো স্টাইল (17 তম সংস্করণ) উদ্ধৃতিNão informado. Climatological Bulletin. Athens: National Observatory of Athens, Institute of Meteorology and Physics of the Atmospheric Environment, 2021.
M.L.A (8 ম সংস্করণ) উদ্ধৃতিNão informado. Climatological Bulletin. National Observatory of Athens, Institute of Meteorology and Physics of the Atmospheric Environment, 2021.
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