Suparmi, Suparmi, Bunga Dwi Wulan, and Anisa Artikasari. “Social Activities in Improving the Quality of Post-Retirement Life”. International Journal of Education, Information Technology, and Others 7, no. 4 (December 31, 2024): 351-359. Accessed April 28, 2026. https://jurnal.peneliti.net/index.php/IJEIT/article/view/10807.