Guzek, Dominika, et al. “Color of Smoked Loin from Animals Fed With Bioactive Compounds Added to Forage”. Pesquisa Agropecuaria Brasileira, vol. 47, no. 10, Nov. 2012, pp. 1504-10, doi:10.1590/S1678-3921.pab2012.v47.12782.