Putra, G. A. ., & Winarno, A. . (2022). Study of the Effect of Variations in Wave-Piercing Shapes on Barriers on Catamarans to Improve Fuel Efficiency. Zona Laut Jurnal Inovasi Sains Dan Teknologi Kelautan, 3(1), 24–31. https://doi.org/10.62012/zl.v3i1.19571