Toboonsung, Buppachat, Kritsada Thumwiset, Nonathee Kidhen, and Wanthana Silpawilawan. “Effect of a Binder from Resin Mixed Polystyrene Foam for Forming Fiberboard from Sunflower Bark”. Journal of Science Ladkrabang 30, no. 2 (July 2, 2021): 12–24. Accessed March 29, 2024. https://li01.tci-thaijo.org/index.php/science_kmitl/article/view/248507.