Murkhashev Akhmadkhan Olimjon ugli. 2024. “CHANGE OF MENTAL ABILITY DEPENDING ON AGE”. INTERNATIONAL JOURNAL OF RESEARCH IN COMMERCE, IT, ENGINEERING AND SOCIAL SCIENCES ISSN: 2349-7793 Impact Factor: 6.876 18 (02):15-17. https://gejournal.net/index.php/IJRCIESS/article/view/2467.