OMAROVA, A. T.; ABDIKEROVA, G. O. Social and philosophical foundations of the theory of extremal. The Journal of Psychology & Sociology, [S. l.], v. 50, n. 3, 2014. Disponível em: https://bulletin-psysoc.kaznu.kz/index.php/1-psy/article/view/571. Acesso em: 22 jul. 2024.