UDANG, LESTER. 2021. “Adoption of Online Classes During COVID-19: An Institution’s Investigation on Perception & Behavioral Intention”. AU Hybrid International Conference 2024 on " Entrepreneurship & Sustainability in the Digital Era" Under the Theme of "People Centric Knowledge in Intelligence World" 2 (1):43-57. http://www.assumptionjournal.au.edu/index.php/icesde/article/view/5606.