Siagian, D.G. et al. 2026. The Effect of Risk Management Implementation on Operational Efficiency in Event Organizers: An Empirical Intervention-Based Study at CV RAP PADUKARYA. JEMSI (Jurnal Ekonomi, Manajemen, dan Akuntansi). 12, 4 (Aug. 2026), 3365–3374. DOI:https://doi.org/10.35870/jemsi.v12i4.6518.