AZKA KARIMA, DZIKRINA IZATUNIDA, and UKHDA INDRI MARGA RISKA. 2017. “Gerontology Concept: Toward Ego Integrity through Taman Pendidikan Al-Quran (TPA) in Order to Second Demographic Bonus 2035”. Journal of Advanced Research in Social Sciences and Humanities 2 (2), 125-30. https://jarssh.com/ojs/index.php/jarssh/article/view/115.