Ermawati, Emmy. “Waste and Accurate Management of Raw Material Inventory in Wood Companies”. Wiga : Jurnal Penelitian Ilmu Ekonomi 10, no. 1 (April 1, 2020): 18–29. Accessed May 1, 2024. https://ejournal.itbwigalumajang.ac.id/index.php/wiga/article/view/517.