Suryatini, D., Indupurnahayu, I. and Ishardyatmo, H. (2015) “Effect of Raw Material Supply Optimization of Engineering And Production Of Products So Gondorukem And Turpentine (Case Study on Gondorukem and Turpentine Factory on Perhutanioffice West Java Regional Division)”, Jurnal Manajemen, 6(1), pp. 46–54. doi: 10.32832/jm-uika.v6i1.21.