-, Sukirman, Enden Primandhika, ,Huda Muhamad B, and Deros B M. 2014. “REDUCING DEFECTIVE OF ROLL M-70 PRODUCT ON CASTING PROCESS”. JURNAL TEKNOLOGI TECHNOSCIENTIA 7 (1):93-102. https://doi.org/10.34151/technoscientia.v7i1.623.