ພອນທິບ ຄໍາຕານ, ສີຈະເລີນ ອຸດອນ, ອ່ອນຕາວົງ ລັດສະນິດາ, ສຸກພາໄຊ ຄອນທອງ, and ຄໍາບຸດດາພັນ ສົມຊາຍ. “Added Value for Plantation Rubber Board through Solar Drying Method ”. Scientific Journal of National University of Laos 22 (May 21, 2024). Accessed December 26, 2024. https://lajd.org/index.php/sjnuol/article/view/141.