Yulianadewi I, Jannah F. Analisis Promosi dan Outlet Penjualan Terhadap Peningkatan Pendapatan Kartu Perdana. sisiti [Internet]. 2024Aug.25 [cited 2025Sep.11];13(2):244-52. Available from: https://ejurnal.undipa.ac.id/index.php/sisiti/article/view/1620