LaFrankie, James V., Ashton, Peter S., Chuyong, George B., Co, Leonardo, Condit, Richard S., Davies, Stuart James, Foster, Robin B., Hubbell, Stephen P., Kenfack, David, Lagunzad, Daniel, Losos, Elizabeth Claire, Supardi Md.Nor, Noor, Tan, Sylvester, Thomas, Duncan W., Valencia, Renato, and Villa, Gorky. 2006. "Contrasting Structure and Composition of the Understory in Species-Rich Tropical Rain Forests." Ecology. 2298–2305. https://doi.org/10.1890/0012-9658(2006)87[2298:CSACOT]2.0.CO