ALZAHRA, Tifani; RITONGA, Muhammad Husni. Utilization of Instagram Social Media by Perumda Tirtanadi in Public Communication in North Sumatra. Jurnal IPTEK Bagi Masyarakat, [S. l.], v. 6, n. 1, p. 20–26, 2026. DOI: 10.55537/j-ibm.v6i1.1673. Disponível em: https://journal.aira.or.id/j-ibm/article/view/1673. Acesso em: 16 jun. 2026.