ISMATULLAYEVICH, Y. T. Raqobat Tushunchasining Mohiyati Va Uning Turlari. Journal of Innovation in Education and Social Research, [S. l.], v. 2, n. 5, p. 217–218, 2024. Disponível em: https://journals.proindex.uz/index.php/JIESR/article/view/1072. Acesso em: 2 apr. 2026.