Malarkodi, M., V. M. Indumathi, and S. Praveena. “Preference Towards Online Mode of Distance Education Courses–conjoint Analysis”. International Journal of Bio-resource and Stress Management 9, no. Feb, 1 (February 7, 2018): 178–182. Accessed September 21, 2025. https://www.ojs.pphouse.org/index.php/IJBSM/article/view/3671.