E. R. Bonato, P. F. Bertagnolli, C. E. Lange, and S. de A. L. Rubin, “Oil and protein content in soybean genotypes developed after 1990”, PAB, vol. 35, no. 12, pp. 2391–2398, Dec. 2000, doi: 10.1590/S1678-3921.pab2000.v35.6034.