- https://www.learndash.com/5-ways-to-customize-your-e-learning-experience/
- https://www.understood.org/en/school-learning/partnering-with-childs-school/instructional-strategies/personalized-learning-what-you-need-to-know
- https://www.facultyfocus.com/articles/course-design-ideas/nine-ways-to-customize-learning-experiences/
- https://www.prodigygame.com/Membership/
- https://www.mathsisfun.com/algebra/introduction.html
- https://indieschool.id/Kontak/
- https://klearn.id/
- Jinotep
- https://kumparan.com/TDA/eko-desriyanto-bawa-idea-indonesia-dari-kursus-biasa-jadi-perusahaan-terbuka-1vG6L724vYT/full