Sulistiyono, Mulia, Muhtar Efendi, Uyock Anggoro Saputro, and Bernadhed Bernadhed. 2026. “Layered Authentication Optimization in IoT-Based Package Receiving System Using Voice-Trigger and PIN Verification”. Journal of Applied Informatics and Computing 10 (3):2756-63. https://doi.org/10.30871/jaic.v10i3.12228.