YULIAWAN BAROKAH, B. . Referral Marketing as a Strategic Tool to Expand Customer Networks and Reach. Journal of Economicate Studies, [S. l.], v. 7, n. 1, p. 36–46, 2023. DOI: 10.32506/joes.v7i1.845. Disponível em: https://journal.islamicateinstitute.co.id/index.php/joes/article/view/845. Acesso em: 26 dec. 2025.