“Analysis of Total Productive Maintenance (TPM) Using Overall Equipment Effectiveness on Jigger Machine at PT. Indo Porcelain, Tangerang”. TOFEDU: The Future of Education Journal 4, no. 4 (April 30, 2025): 958–964. Accessed October 9, 2026. https://journal.tofedu.or.id/index.php/journal/article/view/516.