Thongpool, P., Peanprasit, S., Wirotecheewan, P., Chindaprasert, N., Lertlaokul, K. and Tinprabath, P. (2025) “STUDY ON DRYING OF KRATOM LEAVES USING FLUIDIZED BED METHOD”, PSRU Journal of Science and Technology. Phitsanulok, Thailand, 10(3), pp. 122–139. available at: https://ph01.tci-thaijo.org/index.php/Scipsru/article/view/260906 (accessed: 16 September 2026).