CRUSHER PRODUCTIVITY ANALYSIS IN COAL PROCESSING TO ACHIEVE MONTHLY PRODUCTION TARGET AT PT JAKSA LAKSA UTAMA SITE PT BGG LAHAT SOUTH SUMATRA. Jurnal Humaniora dan Sosial Sains, [S. l.], v. 2, n. 3, p. 310–315, 2025. Disponível em: https://humaniorasains.id/jhss/article/view/139.. Acesso em: 7 sep. 2025.