Idris, Iswandi, Ruri Aditya Sari, Hendriko ., and Hendri Novia Syamsir. 2018. “Mechanical Characterization of Composites Polyester Moulding Reinforced Waste Metal Lathes With Standard ASTM D 638-Lll Modification”. International Journal of Engineering & Technology 7 (4): 4754-56. https://doi.org/10.14419/ijet.v7i4.19764.