ALAM, F. N. S.; OKTAVIANI , D. Promotion and Price Analysis on Member Loyalty. International Journal of Economics Development Research (IJEDR), [S. l.], v. 4, n. 1, p. 417–427, 2023. DOI: 10.37385/ijedr.v4i2.2183. Disponível em: https://yrpipku.com/journal/index.php/ijedr/article/view/2183. Acesso em: 2 jul. 2025.