Rekayasa Ketangguhan Impak Terhadap Polymer Hybrid Composite Fariasi Penambahan Serat Daun Nanas Dan Serbuk Arang. jppl [Internet]. 2023 Oct. 10 [cited 2026 Nov. 6];2(2):68-71. Available from: https://publikasi.polije.ac.id/jppl/article/view/3686