Behind the Notifications: Direct Marketing Strategies via WhatsApp at Cikole Lembang Luwak Coffee Agrotourism: Di Balik Notifikasi: Strategi Pemasaran Langsung via WhatsApp Di Agrowisata Kopi Luwak Cikole Lembang. pssh 2026, 9 (1), 571-577. https://doi.org/10.21070/xmjgx843.