[1]
L. B. de Oliveira, M. R. Ribeiro, M. da G. de V. X. Ferreira, J. F. W. F. de Lima, and F. A. Marques, “Pedological inferences applied to Custódia irrigated perimeter, in Pernambuco State, Brazil”, PAB, vol. 37, no. 10, pp. 1477–1486, Oct. 2002.