Dwisetiono, D., and R. Dikrulloh. “The Effect Of Welding Position And Filler Diameter On The Results Of Welding Propeller Leaves With Gas Metal Arc Welding ”. Zona Laut: Journal of Ocean Science and Technology Innovation, vol. 3, no. 1, Mar. 2022, pp. 15-23, doi:10.20956/zl.v3i1.20068.