Sustainability in Corporate Practice Certification Based on DIN and ISO. European Journal of Marketing and Economics, [S. l.], v. 7, n. 4, p. 112–125, 2024. DOI: 10.26417/3gakp416. Disponível em: https://revistia.com/index.php/ejme/article/view/3516. Acesso em: 12 may. 2026.