[1]
A. M. Tokura, A. E. F. Neto, N. Curi, V. Faquin, C. H. Kurihara, and A. A. Alovisi, “Phosphorus forms on soil under no-till as a function of the depth and of cultivation time”, PAB, vol. 37, no. 10, pp. 1467–1476, Oct. 2002.