P. Nuankaew, P. Nasa-Ngium, K. Phanniphong, O. Chaopanich, S. Bussaman, and W. S. Nuankaew, “Learning Management Impacted with COVID-19 at Higher Education in Thailand: Learning Strategies for Lifelong Learning”, Int. J. Eng. Ped., vol. 11, no. 4, pp. pp. 58–80, Jul. 2021.