Rd. Panji Maulana, Kirman M, Agus Sukarto W, and Anne Zulfia, “EFFECTS OF Al2O3 NANOPARTICLES ADDITION ON HARDNESS AND THERMAL PROPERTIES OF Al-Zr-Ce/Al2O3 WITH 3 Wt-% Mg NANOCOMPOSITE PRODUCED BY STIR CASTING”, j. sains materi indonesia, vol. 16, no. 2, pp. 59–64, Jan. 2015.