SUHARTO, S. Effective Marketing Strategy in Facing Tight Competition. Journal Arbitrase : Economy, Management and Accounting, [S. l.], v. 1, n. 02, p. 112–119, 2023. DOI: 10.58471/arbitrase.v1i02.78. Disponível em: http://paspama.org/index.php/Arbitrase/article/view/78. Acesso em: 16 apr. 2026.