Chanwichit, Pawinee, and Kanok-orn Srimuang. “The Diversity of Indigenous Vegetables in Phayao Province”. Health Science, Science and Technology Reviews 15, no. 1 (April 30, 2022): 137–147. Accessed April 30, 2024. https://li01.tci-thaijo.org/index.php/journalup/article/view/250355.