Alvita, G. W., and S. Huda. “The Effect Of Brain Gym With The Level Of Stress On Elders In Panti Sosial Lanjut Usia Potroyudan Jepara”. Jurnal Midpro, vol. 12, no. 2, Dec. 2020, pp. 170-6, doi:10.30736/md.v12i2.230.