Hendronursito, Y., Amin, M., Isnugroho, K. and Birawidha, D.C. 2020. SAND CASTING MANUFACTURER WITH MATERIAL ADDITIVE TO PERMEABILITY AND GREEN COMPRESSIVE STRENGTH CHARACTERISTIC. MECHANICAL ; Jurnal Ilmiah Teknik Mesin. 10, 2 (Apr. 2020), 34–40. DOI:https://doi.org/10.23960/mech.v10i2.1127.