THE EFFECT OF PRICE AND PRODUCT QUALITY ON TELKOMSEL USER LOYALTY. JIM: Jurnal Ilmiah Mahasiswa, [S. l.], v. 4, n. 2, p. 112–125, 2022. DOI: 10.32505/jim.v4i2.4792. Disponível em: https://journal.iainlangsa.ac.id/index.php/jim/article/view/4792. Acesso em: 12 may. 2026.