Chuataharn, P., and W. Pathumcharoenwattana. “Effects of Organizing Self-Directed Learning Activities Using Mobile Learning Technology on Information Literacy of Non-Formal and Informal Education Students”. An Online Journal of Education, vol. 16, no. 2, Nov. 2021, p. OJED1602035 (15 pages), https://so01.tci-thaijo.org/index.php/OJED/article/view/251861.