Srithep, Y., N. Hongkhaum, and P. Takhot. “Characterization of Bioplastics Poly (lactic Acid) Blended With Thermoplastic Starch”. RMUTP Research Journal Sciences and Technology, vol. 14, no. 2, Dec. 2020, pp. 98-109, doi:10.14456/jrmutp.2020.24.