Saksirikun S, Phuniat S, Mukda-on D. SUSTAINABLE TOURISM DEVELOPMENT THROUGH INCREASING THE VALUE OF PLANT-BASED PRESERVED MANGO SOUVENIRS FOR THE ELDERLY IN PA MAMUANG SUBDISTRICT, MUEANG TAK DISTRICT, TAK PROVINCE. JSC [internet]. 2026 Aug. 25 [cited 2026 Aug. 30];10(9):189-201. available from: https://so06.tci-thaijo.org/index.php/JSC/article/view/296389