J. S. Purba, R. Risdalina, dan K. Kusno, “Juridical Analysis of Intermediary Criminal Acts in Ecstasy Transactions: A Study of Dumai District Court Decision Number 188/Pid.Sus/2025/PN Dum”, sjh, vol. 7, no. 2, hlm. 1389–1402, Mar 2026, doi: 10.37276/sjh.v7i2.663.