https://www.hastac.org/blogs/cathy-davidson/2020/05/11/single-most-essential-requirement-designing-fall-online-course
https://books.google.nl/books/about/Teaching_to_Transgress.html?id=_8bBQgAACAAJ&redir_esc=y
https://www.amazon.com/Pedagogy-Oppressed-Anniversary-Paulo-Freire/dp/0826412769
https://vimeo.com/244276446
https://www.csmonitor.com/2007/0619/p18s02-hfks.html
https://blogs.lse.ac.uk/highereducation/
https://www.darkstudy.net