@inbook{inbook9780372d,
title   = {The use of carbon and nitrogen stable isotopes to track effects of land-use changes in the Brazilian Amazon region},
author = {Martinelli, Luiz Antonio and Ometto, Jean Pierre Henry Balbaud and Ishida, F. Y and Domingues, T. F and Nardoto, Gabriela Bielefeld and Oliveira, R. S. and Ehleringer, J. R.},
year = {2007},
publisher = {Academic Press},
journal   = {Stable isotopes as indicators of ecological change}
}