PENGARUH KUALITAS PELAYANAN DAN RELATIONSHIP MARKETING TERHADAP KEPUASAN KONSUMEN PADA BISNIS KULINER DI MEDAN. JOURNAL OF SCIENCE AND SOCIAL RESEARCH, [S. l.], v. 9, n. 2, p. 2598–2606, 2026. DOI: 10.54314/jssr.v9i2.6018. Disponível em: https://jurnal.goretanpena.com/index.php/JSSR/article/view/6018.. Acesso em: 18 may. 2026.