YoviE. Y., YamadaY., ZainiM. F., KusumadewiC. A. Y., & MarisianaL. (2016). Improving the OSH Knowledge of Indonesian Forestry Workers by Using Safety Game Application: Tree Felling Supervisors and Operators. Jurnal Manajemen Hutan Tropika, 22(1), 75. https://doi.org/10.7226/jtfm.22.1.75