., S., R. Soenoko, W. Suprapto, and Y. S. Irawan. “Characterization of Aluminium Matrix Composite of Al-ZnSiFeCuMg Alloy Reinforced With Silica Sand Tailings Particles”. Journal of Mechanical Engineering and Sciences, vol. 14, no. 3, Sept. 2020, pp. 7094-08, doi:10.15282/jmes.14.3.2020.11.0556.