@incollection{Ribeiro‐Barros18, author = {Ana I. Ribeiro‐Barros and Maria J. Silva and Isabel Moura and José C. Ramalho and Cristina Máguas‐Hanson and Natasha S. Ribeiro}, title = {The Potential of Tree and Shrub Legumes in Agroforestry Systems}, booktitle = {Nitrogen in Agriculture}, publisher = {IntechOpen}, address = {Rijeka}, year = {2018}, editor = {Amanullah and Shah Fahad}, chapter = {12}, doi = {10.5772/intechopen.69995}, url = {https://doi.org/10.5772/intechopen.69995} }