CornelioDavid Lopez, and BKRajashekhar Rao. 1. “Land Use Effects on Soil Erosion in the Lowland Humid Tropics of Papua New Guinea”. Jurnal Manajemen Hutan Tropika 17 (1). Bogor, INA, 17-23. https://jurnal.ipb.ac.id/index.php/jmht/article/view/3262.