Thongyu, R. “Developing of the Learning and Teaching With E-Learning Model for Undergraduate Nursing Student in Principle and Techniques in Nursing”. Journal of Nurses Association of Thailand Northern Office, vol. 27, no. 1, June 2021, pp. 113-26, https://he01.tci-thaijo.org/index.php/jnorthnurse/article/view/246365.