Observadores

• 

  Zak Spooner

  https://www.neovalis.com/%eb%b0%a4%ec%95%8c%eb%b0%94-%ec%88%98%ec%9d%b5%ea%b3%bc-%ec%9e%90%ec%9c%a0%eb%a5%bc-%eb%8f%99%ec%8b%9c%ec%97%90-%ec%9e%a1%eb%8b%a4/