Khotimah N, Gunardo G, Ghufron A, Sugiharti S, Aryekti K. LANJUT USIA (LANSIA) PEDULI MASA DEPAN DI DAERAH ISTIMEWA YOGYAKARTA. GM [Internet]. 2017 Apr. 26 [cited 2025 May 14];14(2). Available from: https://jurnal.uny.ac.id/index.php/geomedia/article/view/13815