SELLA WAHYUNINGRUM; DELTARI NOVITASARI. Pengaruh Kualitas Pelayanan, Harga dan Promosi Melalui Media Sosial Terhadap Kepuasan Konsumen (Studi Kasus Pada Cafe Kopi Kuy). Operation Technology and Management (OPTIMA) Journal, [S. l.], v. 1, n. 3, p. 141–148, 2024. DOI: 10.33830/optima.v1i3.9052. Disponível em: https://jurnal.ut.ac.id/index.php/optima/article/view/9052. Acesso em: 4 feb. 2026.