de Almeida, R. G., de Andrade, C. M. S., Paciullo, D. S., Fernandes, P. C., Cavalcante, A. C. R., Barbosa, R. A. and do Valle, C. B. (2013) “Brazilian agroforestry systems for cattle and sheep”, Tropical Grasslands-Forrajes Tropicales, 1(2), pp. 175–183. doi: 10.17138/tgft(1)175-183.