Witjakso, A. ., J. . Ardan Mardan, A. Amos, F. . Medina Dzikra, and M. . Hidayat. “Marketing Strategy for Meatball Sellers in Pekanbaru in Increasing Profitability”. International Journal of Economics, Management and Accounting (IJEMA), vol. 1, no. 7, Dec. 2023, pp. 557-64, doi:10.47353/ijema.v1i7.86.