PERMATA, Fika; ZULFADIL, Zulfadil. Pengaruh Kualitas Pelayanan dan Kepuasan Pelanggan terhadap Retensi Pelanggan Klinik Utama Harapan Ibunda di Pekanbaru. RIGGS: Journal of Artificial Intelligence and Digital Business, [S. l.], v. 5, n. 2, p. 13264–13272, 2026. DOI: 10.31004/riggs.v5i2.8791. Disponível em: https://journal.ilmudata.co.id/index.php/RIGGS/article/view/8791. Acesso em: 10 aug. 2026.