“PENAMBAHAN BRAIN GYM MENINGKATKAN FUNGSI KOGNITIF LANSIA: STUDI CROSS-SECTIONAL”. Jurnal Riset Multidisiplin Edukasi 2, no. 8 (August 28, 2025): 862–873. Accessed February 12, 2026. https://journal.hasbaedukasi.co.id/index.php/jurmie/article/view/884.