P. A. da Eira, D. L. de Almeida, and R. Alvahydo, “Movement of nitrate in soil of the series ‘Itaguaí’, under field conditions”, PAB, vol. 3, no. 1, pp. 267–273, Apr. 2014, doi: 10.1590/S1678-3921.pab1968.v3.17952.