Nerantzidis, M., A. Koutoupis, P. Tzeremes, G. Drogalas, and D. Mitskinis. “The Effects of COVID-19 on firms’ Liquidity: Evidence from the Athens Stock Exchange”. Journal of Business Economics and Management, vol. 24, no. 1, Mar. 2023, pp. 155–176, doi:10.3846/jbem.2023.18637.