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5. CFR Education. (2019, 18 junio). What’s the Difference Between a Migrant and a Refugee? Migration Explained [Vídeo]. YouTube. https://www.youtube.com/watch?v=vwSOds50Afk

6. Mr. Sinn. (2019, 26 agosto). Why do people migrate?! (Push & pull Factors: AP Human Geo) [Vídeo]. YouTube. https://www.youtube.com/watch?v=4QrUegs-kUs

7. CrashCourse. (2021, 1 noviembre). Where and Why Do People Move? Crash Course Geography #32 [Vídeo]. YouTube. https://www.youtube.com/watch?v=5Z55k7CqZ0c