., Tafiprios, and Rina Astini. “PERILAKU BRAND SWITCHING PENGGUNA TELEPON SELULER SMARTFREN”. MIX: JURNAL ILMIAH MANAJEMEN, vol. 9, no. 1, Feb. 2019, pp. 240-5, https://publikasi.mercubuana.ac.id/index.php/Jurnal_Mix/article/view/5279.