หอมเขียว ช. “Mechanical and Physical Properties of Thermoplastic Natural Rubber Composites Reinforced With Rubberwood Sawdust”. Srinakharinwirot University Engineering Journal, vol. 13, no. 1, Aug. 2018, pp. 107-22, https://ph02.tci-thaijo.org/index.php/sej/article/view/141236.