M. C. Barbosa, A. de L. e Braccini, C. A. Scapim, L. P. Albrecht, G. G. Piccinin, and C. Zucareli, “Agronomic performance and yield components of soybean cultivars in two sowing dates in the region of caiuá sandstone”, Semina: Ciênc. Agrár., vol. 34, no. 3, pp. 945–960, Jun. 2013.