Muhammad HARF, Muhammad SM al-K, Madkhali HH, Souissi AMS. The relationship between educational capabilities and entrepreneurial performance A study on a sample of service sector establishments operating in the state of Khartoum, 2022. JEALS [Internet]. 2023 Dec. 30 [cited 2025 Dec. 20];7(13):1-15. Available from: https://ajsrp.ojsexpert.com/index.php/jeals/article/view/7224