https://www.francetvinfo.fr/politique/grand-debat-national/video-grand-debat-quand-valery-giscard-d-estaing-recevait-soixante-francais-a-l-elysee-en-1977_3188487.html
https://wiiw.ac.at/balancing-natural-resources-and-human-and-social-capital-pathways-to-economic-diversification-in-mongolia-dlp-6633.pdf
https://theconversation.com/como-evaluar-la-moralidad-de-nuestras-decisiones-218637