Kuswandari, Retno, SharifiM. Ali, and SalehM. Buce. 1. “Aggregation Methods for Assesing The Sustainability of Forest Management”. Jurnal Manajemen Hutan Tropika 12 (2). Bogor, INA. https://journal.ipb.ac.id/index.php/jmht/article/view/2869.