DIGITAL CUSTOMER SERVICE: THE EFFECTIVENESS OF COMMUNICATION IN TECHNOLOGY REVOLUTION 4.0. International Journal of Research and Applied Technology (INJURATECH), [S. l.], v. 1, n. 2, p. 403–409, 2021. DOI: 10.34010/injuratech.v1i2.6770. Disponível em: https://ojs.unikom.ac.id/index.php/injuratech/article/view/6770. Acesso em: 21 apr. 2025.