Technical Evaluation of Landslide Risk and Environmental Contamination Due to Manganese Mining Activities at PT Ngali Sumbawa Mining. J. Inov. Kaj. Multidisiplin. Kontemporer [Internet]. 2026 May 23 [cited 2026 Jul. 12];1(07). Available from: https://portalpublikasi.com/index.php/inomatec/article/view/1280