Silva, R.L. da et al. 2017. Diet components as internal indicators in the determination of the apparent digestibility coefficients for Nile tilapia. Pesquisa Agropecuaria Brasileira. 52, 6 (Jul. 2017), 393–400. DOI:https://doi.org/10.1590/S1678-3921.pab2017.v52.24225.