Mano, Phuping, และ Piyatida Pianluprasidh. 2023. “Approach to Overcome the Workforce Shortage of the Northern Thai Tea Plantation”. Journal of Business, Innovation and Sustainability (JBIS) 18 (2). https://so02.tci-thaijo.org/index.php/BECJournal/article/view/250113.