[1]
L. A. Frazão, I. K. da S. Santana, D. V. B. de Campos, B. J. Feigl, and C. C. Cerri, “Carbon and nitrogen stocks and organic matter light fraction in a Typic Quartzipsamment under agricultural use”, PAB, vol. 45, no. 10, pp. 1198–1204, Jan. 2011.