Mamajonova Dilafro‘z Turg‘unboy kizi (2026) “IMPACT OF MANAGING VARIABLE AND FIXED COSTS ON FIRM PROFITABILITY”, Ethiopian International Journal of Multidisciplinary Research, 13(6), pp. 151–156. Available at: https://eijmr.org/index.php/eijmr/article/view/7070 (Accessed: 20 August 2026).