V. Favoretto, P. A. do N. Zanetti, R. A. Reis, and P. de F. Vieira, “Nitrogen application in soil and foliar spray with urea and gibberelic acid in <i>Setária anceps</i> stapf cv. Kazungula”, PAB, vol. 19, no. 1, pp. 21–28, Apr. 2014.