Zalukhu, B., Zebua, S., Telaumbanua, E., & Iman Jaya Gea, J. B. (2023). Analisis Pemanfaatan Kode Quick Response Dalam Meningkatkan Operasional Pelayanan Pelanggan Di Restaurant Grand Kartika Kota Gunungsitoli. Innovative: Journal Of Social Science Research, 3(6), 1885–1892. Retrieved from https://j-innovative.org/index.php/Innovative/article/view/6531