Irbutaeva Nigora Dilshodovna, Irbutaeva Parvinа Yusufzoda, and Turakulov Elbek Muradullaevich. 2024. “THE IDEA OF ‘COGNITIVE ACTIVITY’: RETROSPECTIVE ANALYSIS”. Journal of New Century Innovations 51 (2):94-97. https://newjournal.org/new/article/view/13013.