KORTAM, Wael; ABBAS, Abdelhameed. Foundations of a Relativity Marketing Theory. Archives of Business Research, [S. l.], v. 9, n. 9, p. 1–12, 2021. DOI: 10.14738/abr.99.10740. Disponível em: https://scholarpublishing.org/journals/index.php/ABR/article/view/9797. Acesso em: 18 jun. 2026.