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 [Internet]. 2025 Nov. 3 [cited 2026 Jun. 21];14(2):1-8. Available from: https://jistechunipa.com/index.php/istech/article/view/894