Arisetya, Danny Arisetya Saputra, et al. “The Effect of Soaking Coconut Fiber in an Alkaline Solution on the Tensile Strength of Composites”. Zona Laut Jurnal Inovasi Sains Dan Teknologi Kelautan, Nov. 2025, pp. 324-32, doi:10.62012/zl.vi.44651.