Santika VA, Darvina Y, Ratnawulan R, Jhora FU. Analysis of the Influence Mass Variations of Banana STEM Fibres with Polypropylene (PP) Matrix on Accoustic and Porosity Properties. Department of Physics, Universitas Negeri Padang [Internet]. 2024 Jun. 30 [cited 2024 Nov. 21];2(2). Available from: https://jeap.ppj.unp.ac.id/index.php/jeap/article/view/54