Leite, Jacqueline Nayara Ferraça, et al. “Organic and inorganic P forms in soil as affected by cover crops and nitrogen fertilization”. Pesquisa Agropecuária Brasileira, vol. 51, nº 11, dezembro de 2016, p. 1880-9, https://doi.org/10.1590/S1678-3921.pab2016.v51.22371.