Sherif Ismail El-Halaby, Hebatallah Ahmed Soliman, and Hussien Mohsen Ahmed, “The impact of COVID-19 pandemic on financial performance: Comparison between Egyptian SMEs Tamayoz and EGX30 index”, AAMJ, vol. 28, no. 2, pp. 371–419, Dec. 2023, doi: 10.21315/aamj2023.28.2.13.