G. Piovesan, M. V. Schumacher, M. Viera, V. G. Lopes, and C. Welter, “LITTERFALL DEPOSITION IN A PINUS STAND”, Pesq. Agropec. Trop., vol. 42, no. 2, pp. 206–211, Jul. 2012, doi: 10.5216/pat.v42i2.15131.