Soil carbon sequestration in cacao agroforestry systems: a case study from Bahia, Brazil,
Gama-Rodrigues, E. F., Gama-Rodrigues A. C., and Nair PK Ramachandran
, Carbon Sequestration Potential of Agroforestry Systems, 2011, Volume 8, p.85 - 99, (2011)