GUNAWAN, Wely Hadi. PENINGKATAN KINERJA PEMASARAN MELALUI HUBUNGAN PELANGGAN DAN SISTEM INFORMASI PADA UMKM KULINER HALAL DI KOTA CIREBON. Jurnal Ilmiah Ekonomi Islam, [S. l.], v. 7, n. 2, p. 1144–1150, 2021. DOI: 10.29040/jiei.v7i2.2742. Disponível em: https://www.jurnal.stie-aas.ac.id/index.php/jei/article/view/2742. Acesso em: 28 aug. 2025.