Moxlaroy Farxodbek qizi Rejapova. “A LOOK INTO THE HISTORY OF STUDYING THE CONCEPTS OF "JOY" AND ‘SADNESS’”. The American Journal of Social Science and Education Innovations 6, no. 03 (March 27, 2024): 74–79. Accessed August 2, 2025. https://theamericanjournals.com/index.php/tajssei/article/view/4920.