Nunes, R.V. et al. 2015. Levels of metabolizable energy and digestible lysine for broiler chicks 8-21 days of age. Semina: Ciências Agrárias. 36, 6 (Dec. 2015), 3935–3946. DOI:https://doi.org/10.5433/1679-0359.2015v36n6p3935.