Köhler, Stefan, Hermann F. Jungkunst, Stefan Erasmi, and Gerhard Gerold. “The Effects of Land Use Change on Atmospheric Nutrientdeposition in Central Sulawesi”. ERDKUNDE 67, no. 2 (June 30, 2013): 109–122. Accessed April 30, 2025. https://www.erdkunde.uni-bonn.de/article/view/2723.