डॉ0 नन्दन मिश्रा. “वृद्ध आबादी की मनोवैज्ञानिक चुनौतियां”. African Diaspora Journal of Mathematics ISSN: 1539-854X, Multidisciplinary UGC CARE GROUP I 25, no. 1 (October 1, 2023): 32–44. Accessed July 15, 2024. https://newjournalzone.in/index.php/ijmfsmr/article/view/27.