Jiwalak, Naparat, and Vilaiporn Luksameevanish. “Uniaxial Tensile Test Using Mark-Tracking Video on a Smart Phone: Case Study on Hemp Yarn Deformation”. Science and Engineering Connect 45, no. 2 (June 30, 2022): 235–245. accessed June 29, 2025. https://ph04.tci-thaijo.org/index.php/SEC/article/view/10283.