The competitiveness of brazilian beef in the light of Porter’s five forces: a case study in a slaughterhouse in the northwest region of Rio Grande do Sul. Research, Society and Development, [S. l.], v. 10, n. 10, p. e492101019244, 2021. DOI: 10.33448/rsd-v10i10.19244. Disponível em: https://rsdjournal.org/rsd/article/view/19244. Acesso em: 5 dec. 2025.