N. Tous, R. Lizardo, B. Vilà, M. Gispert, M. Font-i-Furnols, and E. Esteve-Garcia, “Addition of arginine and leucine to low or normal protein diets: performance, carcass characteristics and intramuscular fat of finishing pigs”, Span. j. agric. res., vol. 14, no. 4, p. e0605, Jan. 2017.