The Role of Marketing Strategy in Increasing Sales: Case Study Pempek Nabil Express Krakatau Branch. EKOSISTEM: Journal of Economics, Business, and Contemporary Tourism, [S. l.], v. 1, n. 1, p. 83–96, 2026. Disponível em: https://journal.bacaanmedia.id/index.php/ekosistem/article/view/19. Acesso em: 1 aug. 2026.