Perancangan Aplikasi Notifikasi WhatsApp Melalui WhatsApp Business API Terhadap Wajib Pajak: (Studi kasus: SAMSAT Pontianak). P.Corisindo. Published online August 14, 2023. Accessed September 14, 2026. https://www.ojs.stmikpontianak.ac.id/corisindo/article/view/27