Viani, V., & Prayudie, U. (2024). Pengaruh Penambahan Serat Biduri (Calotropis Gigantea) Terhadap Sifat Mekanik Komposit Polipropilena Daur Ulang/Serat Biduri. Journal of Polymer Chemical Engineering and Technology, 1(1), 17-22. https://doi.org/10.52330/jpcet.v1i1.237