“Membangun Loyalitas Pelanggan melalui Strategi Pemasaran Modern pada Warung Makan Serba Sambal Tuban”, Prof. Bus. J., vol. 4, no. 1, pp. 1–13, Jul. 2026, Accessed: Jul. 21, 2026. [Online]. Available: https://jurnal.usp.ac.id/index.php/professional-bussiness-journal/article/view/240