Syahrin A, Kholil S. The Role Of The Statistics And Cryptography Information Communication Services In Advertising Community Services At Baliho, Deli Serdang Regency. J Legal, Brief, Legal Brief [Internet]. 2022 Aug. 15 [cited 2026 Sep. 12];11(3):1690-5. Available from: https://www.legal.isha.or.id/index.php/legal/article/view/384