Silaban, Dirjo, Uun Novalia Harahap, and Yetti Meuthia Hasibuan. “Increasing Company Productivity by Using the Green Productivity Method at PT. Mitra Agung Sawita Sejati”. Jurnal Indonesia Sosial Teknologi 6, no. 1 (January 30, 2025): 746–754. Accessed August 2, 2025. https://jist.publikasiindonesia.id/index.php/jist/article/view/8931.