Firqah Najiyah, G., Gugun Gundara, Syamputra, M. H., & Muhammad Kamuludin. (2025). The Analysis of the Relationship Between Silica Sand Molds Mixed with Waterglass and the CO2 Hardening Method on Product Defects. JOURNAL OF ENERGY, MATERIALS, & MANUFACTURING TECHNOLOGY , 4(02), 69–78. Retrieved from https://journal.atim.ac.id/index.php/jemmtec/article/view/998