S, Ayu Kurnia; SUWARTI, Suwarti; WULANDARI, Dyah Astorini; SUGIYANTO, Estia Dwi. PENGEMBANGAN GRATITUDE SKILL TRAINING UNTUK MENINGKATKAN KESEHATAN MENTAL LANSIA: PRELIMINARY STUDY . Community Development Journal : Jurnal Pengabdian Masyarakat, [S. l.], v. 5, n. 4, p. 7675–7682, 2024. DOI: 10.31004/cdj.v5i4.33209. Disponível em: https://journal.universitaspahlawan.ac.id/index.php/cdj/article/view/33209. Acesso em: 19 dec. 2025.