Angga Pratama Sinaga, M. Hary, et al. “Analysis Legal Implementation Sanctions Criminal in Illegal Logging Cases in Villages Pematang Serai”. 1St International Conference Epicentrum of Economic Global Framework, vol. 1, no. 1, Aug. 2024, pp. 535-42, https://proceeding.pancabudi.ac.id/index.php/ICEEGLOF/article/view/141.