Susanto, Stefanus Christian, and Harry Soesanto. “IMPROVEMENT OF MARKETING PERFORMANCE AT SOLO CULINARY SMEs”. International Journal of Economics, Business and Accounting Research (IJEBAR) 5, no. 2 (June 27, 2021). Accessed October 3, 2025. https://jurnal.stie-aas.ac.id/index.php/IJEBAR/article/view/2288.