Turner, Benjamin L., Yavitt, Joseph B., Harms, Kyle Edward, Garcia, Milton N., Romero, Tania, and Wright, S. Joseph. 2013. "Seasonal changes and treatment effects on soil inorganic nutrients following a decade of fertilizer addition in a lowland tropical forest." Soil Science Society of America Journal. 77 (4):1357–1369. https://doi.org/10.2136/sssaj2012.0128