PRAYITNO, S. B. Analysis of the perception of free shipping promotions on purchasing decisions on the Shopee marketplace. Journal of Management Science (JMAS), [S. l.], v. 6, n. 2, p. 199–205, 2023. Disponível em: https://exsys.iocspublisher.org/index.php/JMAS/article/view/230. Acesso em: 27 may. 2026.