Can we obtain high productivity allied to environmental gains? An emergy-economic study of sheep meat production systems - Moreno, Danny Alexander Rojas; Nacimento, Rafael Araújo; Peña Bermúdez, Yuli Andréa; Rezende, Vanessa Theodoro; Sartorello, Gustavo Lineu; Silva Filho, Carmo da; Agostinho, Feni; Bueno, Ives Cláudio da Silva; Gameiro, Augusto Hauber (Journal of Cleaner Production, 2022)