Alamsyah, A., T. Hidayat, and A. N. Iskandar. “Comparison Effect of Resin and Catalyst Against Fiberglass-Composite Tensile Strength Polyester For Ship Building Materials”. Zona Laut Jurnal Inovasi Sains Dan Teknologi Kelautan, vol. 1, no. 2, July 2020, pp. 26-32, doi:10.62012/zl.v1i2.10760.