https://static.platzi.com/media/public/uploads/slidesprototiposd_3d68e828-8f5d-416f-988a-bf150f331371.pdf

https://balsamiq.com/wireframes/

https://www.youtube.com/watch?v=Y1SMm4mOV9A

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https://www.youtube.com/watch?v=-SOeMA3DUEs

https://vimeo.com/122959827

https://www.youtube.com/channel/UC3KEoMzNz8eYnwBC34RaKCQ