Setiadi, Sandi, Rizky Maulana, and Firhan Ali. “Pengaruh Kualitas Pelayanan Dan Daya Saing Terhadap Keputusan Pembelian Di PT. Hanli Digital Focus Kota Sukabumi”. Jurnal Ekonomak 8, no. 1 (April 15, 2022): 20-28. Accessed February 3, 2026. https://ejournal.stiepgri.ac.id/index.php/ekonomak/article/view/192.