【図表】
出典: https://news.err.ee/1609213531/iltalehti-russia-behind-gps-disturbances-in-baltic-sea-region
【ニュース】
◆Iltalehti: Russia behind GPS disturbances in Baltic Sea region (ERR.ee, 2024/01/06 00:51)
https://news.err.ee/1609213531/iltalehti-russia-behind-gps-disturbances-in-baltic-sea-region