Observerare

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  Jaunita Paton

  https://jumiver.com/%ec%8a%ac%eb%a1%af%ec%82%ac%ec%9d%b4%ed%8a%b8%ec%99%80-%ec%98%a8%ec%b9%b4-%eb%a8%b9%ed%8a%80%ea%b2%80%ec%a6%9d-%ec%bb%a4%eb%ae%a4%eb%8b%88%ed%8b%b0%ec%9d%98-%ec%a4%91%ec%9a%94%ec%84%b1/