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Efisiensi Kerja Alat Muat Komatsu PC 400 LC Guna Memenuhi Kebutuhan Produksi Stone Crusher: Efficiency of Work of Komatsu PC 400 LC Loading Equipment to Meet Stone Crusher Production Needs. JISTECH. 2025;14(2):1-8. Accessed November 12, 2026. http://jistech.unipa.ac.id/index.php/istech/article/view/894