M. da L. Potes, D. P. Dick, G. S. Santana, M. Tomazi, e C. Bayer, “Soil organic matter in fire‑affected pastures and in an Araucaria forest in South‑Brazilian Leptosols”, Pesq. Agrop. Bras., vol. 47, nº 5, p. 705–715, jun. 2012.