Observadores

• 

  Victor Maurice

  https://pappalardi.com/%ec%8a%a4%ed%8f%ac%ec%b8%a0%eb%b2%a0%ed%8c%85%ec%9d%98-%ec%8b%9c%ec%9e%91%ea%b3%bc-%eb%81%9d-%eb%a8%b9%ed%8a%80%ea%b2%80%ec%a6%9d-%ed%94%8c%eb%9e%ab%ed%8f%bc-%ed%86%a0%ed%86%a0%ec%b9%9c%ea%b5%ac/