1. Medina E. Tropical forests: Diversity and functions of dominant life-forms. In: Pugnaire F, Valladares F, editors. Functional plant ecology. 2 & 4 Park Square Milton Park Abingdon, UK; 744p: CRC Press; 2007 ISBN: 978-0849374883
2. Auchter RJ. Proceedings of conference on improved utilization of tropical forest. 21-26th May, 1978 held in Madison, Wisconsin, USA. 1978; 569p
3. Whitmore TC. An Introduction to Tropical Rainforests. UK: Oxford University Press; 1998; 296p ISBN: 9780198501473
4. Valencia R, Foster RB, Villa G, Condit R, Svenning J–C, Hernandez C, Romoleroux K, Losos E, Magard E, Balslev H. Tree species distributions and local habitat variation in the Amazon: Large forest plot in eastern Ecuador. Journal of Ecology. 2004;92:214-229
5. Barthold FK, Stallard RF, Elsenbeer H. Soil nutrient-landscape relationships in a lowland tropical rainforest in Panama. Forest Ecology and Management. 2008;255:1135-1148