G. E. de França, A. F. Bahia Filho, and M. M. de Carvalho, “Effect of magnesium, micro-nutrients and lime on growth and symbiotic nitrogen fixation in perennial soybean ( Glycine wightii) in a ‘cerrado’ soil”, PAB, vol. 8, no. 8, pp. 197–202, Apr. 2014, doi: 10.1590/S1678-3921.pab1973.v8.17528.