MUSA, R. Formulating Direct Sales Customers’ Satisfaction Strategies: Application of Importance-Performance Analysis (IPA) Approach. Gading Journal for the Social Sciences (e-ISSN 2600-7568), [S. l.], v. 9, n. 01, p. 1–25, 2017. DOI: 10.24191/gading.v9i01.58. Disponível em: https://gadingssuitm.com/index.php/gadingss/article/view/58. Acesso em: 4 oct. 2026.