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https://bmbalance.com/2018/09/14/%d0%bf%d0%be%d0%bb%d0%be%d1%81%d0%b0-%d1%87%d1%91%d1%80%d0%bd%d0%b0%d1%8f-%d0%bf%d0%be%d0%bb%d0%be%d1%81%d0%b0-%d0%b1%d0%b5%d0%bb%d0%b0%d1%8f-%d0%b8%d0%bb%d0%b8-%d1%8d%d1%84%d1%84%d0%b5/
«Полоса чёрная, полоса белая» или эффект маятника