Pranata, Sungguh Ponten. “Examining the Profits and Losses of Medan City Roadside Ditch Scraping by the Medan City Government on MSMEs”. Journal of Business Management and Economic Development 2, no. 02 (May 2, 2024): 919–927. Accessed July 26, 2025. https://risetpress.com/index.php/jbmed/article/view/814.