Ajlin, A., Kuswardani, K. and Ikhsan, M. 2023. Implementation of the principles of legal certainty and legal justice in free decisions defendant of narcotics crime (Study decision number 281/Pid. Sus/2021/Pn Rni). The International Journal of Politics and Sociology Research. 11, 3 (Dec. 2023), 398–405. DOI:https://doi.org/10.35335/ijopsor.v11i3.211.