Mungthaisong, S. .; Kasorn, K. .; Chaiwongsakda, N. .; Wongchai, W. .; Kuntawang, T. .; Sriwichai, P.; Jedaman, P. . The Impact of Science-Based Sufficiency Economy Immunity on Farmers’ Practice of the Three Core Principles and Two Conditions in Chiang Rai Province. IJSASR 2025, 5, 1067-1082.