Wungrath, J., N. Khumai, P. Sutan, P. Khonchob, and M. Jongpuk. “Problems and Challenges Related to Chiang Da Herbal Tea Community Enterprise, Doi Saket District, Chiang Mai Province, Thailand”. Nurture, vol. 16, no. 1, Nov. 2022, pp. 28-35, doi:10.55951/nurture.v16i1.112.