Optimization of Cellulose Nano-fibers and Castor Oil in the Synthesis of Starch-carrageenan-polyvinyl Alcohol Bio-thermoplastic Film (Ni Luh Yulianti, Bambang Admadi Harsojuwono, Ida Bagus Putu Gunadnya, & I. Wayan Arnata, Trans.). (2024). Pakistan Journal of Analytical & Environmental Chemistry, 25(1), 31-48. https://doi.org/10.21743/pjaec/2024.06.04