MARPI, Yapiter. Legal Consequences of Downstreaming in The Mineral and Coal Mining Business. International Journal of Qualitative Research, [S. l.], v. 1, n. 1, p. 28–33, 2021. DOI: 10.47540/ijqr.v1i1.291. Disponível em: https://www.ojs.literacyinstitute.org/index.php/ijqr/article/view/291. Acesso em: 19 may. 2026.