KHOLMAMATOV, D. . Promote Upgrade After-Sales Service Strategic Skills: Mempromosikan Peningkatan Keterampilan Strategis Layanan Purna Jual. Indonesian Journal of Law and Economics Review, [S. l.], v. 2, n. 2, p. 10.21070/ijler.2019.V2.8, 2019. DOI: 10.21070/ijler.2019.V2.8. Disponível em: https://ijler.umsida.ac.id/index.php/ijler/article/view/8. Acesso em: 6 dec. 2025.