Puput Mulyono and Singgih Purnomo (2025) “Communication Psychology Training on Safe WhatsApp Usage for Santri UMKM at Islamic Boarding Schools”, Kegiatan Positif : Jurnal Hasil Karya Pengabdian Masyarakat, 3(3), pp. 01–08. doi: 10.61132/kegiatanpositif.v3i3.2120.