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https://nfau.org/2019/02/19/civa-%d0%bf%d1%80%d0%b0%d0%b2%d0%b8%d0%bb%d0%b0-%d0%b8-%d1%84%d0%b8%d0%b3%d1%83%d1%80%d1%8b-2019/
CIVA - Правила и фигуры 2019