M. M. Ferro, L. da S. Cabral, L. V. de Barros, C. V. de Araujo, and N. F. de Paula, “Effect of sample size on kinetic parameters of roughage and concentrated feeds by a semi-automated in vitro gas production system”, Semina: Ciênc. Agrár., vol. 41, no. 1, pp. 255–268, Jan. 2020.