Agustini NLGM, Ida Bagus Benny Surya Adi Pramana, Rieka Yulita Widaswara. Optimization of Mass Communication through Instagram Social Media by the Public Relations of Aletheia Christian School in Ampenan. jitir [Internet]. 2025 Dec. 22 [cited 2026 Apr. 21];2(5):200-1. Available from: https://jitir.seevalue.org/ojs33/index.php/jitir/article/view/25