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https://obvk.kz/2019/11/11/%d0%bc%d0%b8%d1%80-%d1%8d%d0%ba%d1%81%d0%bf%d0%b5%d1%80%d0%b8%d0%bc%d0%b5%d0%bd%d1%82%d0%b0-%d0%b8-%d1%86%d0%b2%d0%b5%d1%82%d0%b0/
Мир эксперимента и цвета