OLO ANGELIA SIMARMATA, Bunga. Cost Benefit Evaluation and Development Planning For Potential Jetty Facilities in Coal Mining Operation. Journal Research of Social Science, Economics, and Management, [S. l.], v. 5, n. 6, p. 9966–9980, 2026. DOI: 10.59141/jrssem.v5i6.1320. Disponível em: https://jrssem.publikasiindonesia.id/index.php/jrssem/article/view/1320. Acesso em: 26 jan. 2026.