Srisatanon, P., and B. . Pigulkeaw. “The Development of Educational Quality to Enhance the Professional Skills of Students by Coaching and Mentoring Techniques in the School”. Rajapark Journal, vol. 15, no. 40, May 2021, pp. 227-38, https://so05.tci-thaijo.org/index.php/RJPJ/article/view/250245.