Tawulo, Yusuf. “Criminal Law Enforcement Against Illegal Nickel Mining in Kolaka, Southeast Sulawesi: Toward Deterrent and Ecologically Restorative Sentencing”. Ekasakti Journal of Law and Justice, vol. 4, no. 2, Nov. 2026, pp. 354-62, https://doi.org/10.60034/x7dp9s31.