“THEORETICAL DESCRIPTION OF SOCIAL STRATIFICATION AND SOLIDARITY AND COOPERATION RELATIONS IN THE PHILOSOPHICAL TEACHINGS OF ABU RAYHAN BERUNI”, Wor.Bul.Soc.Sci., vol. 14, pp. 31–32, Sep. 2022, Accessed: Apr. 18, 2026. [Online]. Available: https://www.scholarexpress.net/index.php/wbss/article/view/1405