Boonmahitthisud, A, P Chaiwutthinan, S Samutthong, O Saravari, and S Chuayjuljit. “Effects of poly(butylene Succinate) and Calcium Carbonate on the Physical Properties of Plasticized poly(vinyl Chloride)”. Journal of Metals, Materials and Minerals 24, no. 2 (December 11, 2014). Accessed December 2, 2021. http://jmmm.material.chula.ac.th/index.php/jmmm/article/view/113.