Pakvipas P, Nithisathian K, Pongwiritthon R, Chongesiriroj S. The Study Guidelines for Problem, Obstacle and Criteria Indicator to Operate The Excellence: The Case Study of The Center of Excellence, Rajamangala University of Technology Lanna, Chiang Mai. BALARMUTL [internet]. 2017 Jun. 30 [cited 2026 Sep. 22];5(1):97-110. available from: https://so05.tci-thaijo.org/index.php/balajhss/article/view/94724