Pluamjai D, Srinok S, Buphaphan S. Work Integrated Learning System Based on Threefold Training (Tri Sikkha) of Panyapiwat Learning Center - CPRAM. IARJ [internet]. 2023 Mar. 3 [cited 2026 Oct. 4];3(2):185-200. available from: https://so03.tci-thaijo.org/index.php/IARJ/article/view/266267