Fabrication and Mechanical Properties of Sustainable Sago Pith Waste Fiber Reinforced Polyvinyl Alcohol CompositeNoor Hisyam Noor Mohamed, Mahsuri Yusof, Sinin Hamdan and Tracy DickieE3S Web Conf., 724 (2026) 02003DOI: https://doi.org/10.1051/e3sconf/202672402003