@inbook{inbook8f188310,
title   = {Crop production in a changing climate},
author = {Cerri, Carlos Clemente and Cerri, Carlos Eduardo Pellegrino and Feigl, Brigitte Josefine},
year = {2006},
publisher = {UNEP},
journal   = {Geo Yearbook 2006 : an overview of our changing environment. Emerging challenges - new findings}
}