Simangunsong A, Abdillah Nababan A. Pkm Pemanfaatan Aplikasi Point Of Sale (Pos) Pada Pos Coffee Berbasis Digital. JPkMN [Internet]. 2023Aug.11 [cited 2025Nov.7];4(3):2113-7. Available from: http://ejournal.sisfokomtek.org/index.php/jpkm/article/view/1352