Larson, David K., and Chung-Hsien Sung. “COMPARING STUDENT PERFORMANCE: ONLINE VERSUS BLENDED VERSUS FACE-TO-FACE”. Online Learning 13, no. 1 (February 8, 2019). Accessed March 25, 2026. https://olj.onlinelearningconsortium.org/index.php/olj/article/view/1675.