Kurniawan, Zaldy, Muhammad Subhan, and Ilham Wahyudie. 2018. “APLIKASI RESPONSE SURFACE METHOD DALAM OPTIMASI PROSES THERMAL TREATMENT PASIR ZIRKON”. Machine : Jurnal Teknik Mesin 4 (1), 1-5. https://doi.org/10.33019/jm.v4i1.445.