Observadores

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  Gretta Dalgarno

  https://iuuly.us/%EC%95%88%EC%A0%84%ED%95%9C-%EC%98%A8%EB%9D%BC%EC%9D%B8%EC%B9%B4%EC%A7%80%EB%85%B8-%EC%9D%B4%EC%9A%A9%EC%9D%84-%EC%9C%84%ED%95%9C-%EC%9D%B8%EC%96%B4%EB%B2%A0%EA%B0%80%EC%8A%A4%EC%9D%98-%EB%A8%B9/