HARTOYO; SYAFITRI, Utami Syah; FITRAWAN, Fakhry Muhammad. Analysis of the Effectiveness of Using Instagram as a Promotional Media for Hagu Coffee & Space. Ilomata International Journal of Management, [S. l.], v. 6, n. 4, p. 1428–1443, 2025. DOI: 10.61194/ijjm.v6i4.1780. Disponível em: https://ilomata.org/index.php/ijjm/article/view/1780. Acesso em: 6 mar. 2026.