MEKEL, P. A. .; POLI, W. .; TABA, M. I. .; FATTAH, S. .; MELKY JAKHIN PANGEMANAN. Process and Lessons Learned From the Mine Closure of PT. Newmont Minahasa Raya. European Multidisciplinary Journal of Modern Science, [S. l.], p. 219–235, 2022. Disponível em: https://emjms.academicjournal.io/index.php/emjms/article/view/585. Acesso em: 18 may. 2024.