1. Arreaga W (2002) Almacenamiento de carbono en bosques con manejo forestal en la Reserva de la Biosfera Maya, Petén, Guatemala. Tesis Mag Sc. CATIE, Turrialba, CR
2. Bauhus J, Khanna P K, Hopman P, Ludwing B, Weston C (2005) Evaluation of soil organic matter as a meaningful indicator of important soil properties and processes in native forest ecosystems. Australian Government. Forest and Wood Products. Research and Development Corporation. Project No. PN99.803. 53 p. http://www.fwpa.com.au/Resources/RD/WAPIS/PN99.803.pdf
3. Bremner JM, Mulvaney C (1982) Carbon, inorganic nitrogen. In: Miller R, Keeney D (eds) Methods for soil analysis: chemical and microbiological properties, 2nd edn. American Society of Agronomy, Madison, pp 552, 673–682
4. Buvaneswaran C, George M, Pérez D, Kanninen M (2006) Biomass of teak plantations in Tamil Nadu, India and Costa Rica compared. J Trop For Sci 18(3):195–197
5. Canadell JG, Raupach MR (2008) Managing forests for climate change mitigation. Science 320:1456