Rattanadumrongaksorn, Darucha, Natthapong Ruendtong, and Kumintha Aomsin. 2023. “A Study of Changes in Souvenir Business Entrepreneurs in Ban Rom Bo-Sang Handicraft Community San kamphaeng District Chiang Mai Province During the COVID-19 Pandemic Crisis”. Journal of Industrial Business Administration 5 (1):30-42. https://so03.tci-thaijo.org/index.php/iba/article/view/265747.