Assawarachan, R.; Tantikul, S. .; Boonlow, B. .; Arwastprom, U. .; Thongkrajang, P. . Development of Chrysanthemum Drying Process for the Sa-Ngo Royal Project Development Center, Chiang Rai Province. Area Based Dev. Res. J. 2021, 13, 92-105.