olemus
sidusõppe kombinatsioon auditoorse või vallasõppega
= combination of online learning with face-to-face or offline learning

ülevaateid
https://openbooks.col.org/blendedlearning/chapter/chapter-1-blended-learning/
https://www.learningpassport.org/media/1241/file/Blended%20Learning%20Handbook_FIN.pdf.pdf
https://files.eric.ed.gov/fulltext/EJ1124666.pdf