N. E. de M. Beltrão, D. M. P. de Azevedo, D. J. Vieira, and L. B. da Nóbrega, “Spacing and sowing density on upland cotton in South-West of Bahia State”, PAB, vol. 23, no. 8, pp. 903–909, Apr. 2014, doi: 10.1590/S1678-3921.pab1988.v23.13983.