VRATIMOS, Achillefs. Digital Transformation & COVID-19: the Case of Greece. ESI Preprints (European Scientific Journal, ESJ), [S. l.], v. 8, p. 103, 2022. Disponível em: https://esipreprints.org/index.php/esipreprints/article/view/101. Acesso em: 15 oct. 2026.