Sierra, Carlos Quantitative Ecosystem Ecology, Dr. C. Sierra, Department Biogeochemical Processes, Prof. S. E. Trumbore, Max Planck Institute for Biogeochemistry, Max Planck Society;
del Valle, J. I., Guarín, J. R., & Sierra, C. (2014). Unambiguous and low-cost determination of growth rates and ages of tropical trees and palms. Radiocarbon, 56(1), 39-52. doi:10.2458/56.16486.