Machumu, H., Almasi, M., & Zhu, C. (2018). Context-based blended learning models and implementation in Sub- Saharan Africa: A literature review. New Trends and Issues Proceedings on Humanities and Social Sciences, 5(1), 190–199. https://doi.org/10.18844/prosoc.v5i1.3414 (Original work published May 9, 2018)