H. Al-Ethari, A. H. Haleem, and O. I. Ali, “Optimization of Manufacturing Parameters Affecting on Characterization of Porous Sintered Tin-Bronze Alloy”, IJET, vol. 7, no. 4.19, pp. 738–743, Nov. 2018, doi: 10.14419/ijet.v7i4.19.27991.