MUNANDAR, Dadang; INDRIANI, Dewi; MERDIANI, Wentri; RUBEDO, Hendar; JAMILAH, Nur. The Efficiency of the Role of Marketing Mix in Smartphone Business. KnE Social Sciences, [S. l.], v. 9, n. 2, p. 890–899, 2024. DOI: 10.18502/kss.v9i2.14908. Disponível em: http://thrillriftranks.com/index.php/KnE-Social/article/view/14908. Acesso em: 6 feb. 2025.