Slamet, Sugeng, Suyitno ., and Indraswari Kusumaningtyas. “Effect of Composition and Pouring Temperature of Cu(20-24)wt.%Sn by Sand Casting on Fluidity and Mechanical Properties”. Journal of Mechanical Engineering and Sciences 13, no. 4 (December 30, 2019): 6022–6035. Accessed April 19, 2024. https://journal.ump.edu.my/jmes/article/view/839.