STOIAN, M.; CETULEAN, M.; BUJOR, R. Digital Transformation and Economic Sustainability: A comparative analysis of Romania, Poland and Hungary. Journal of Academic Opinion, [S. l.], v. 5, n. 2, p. 82–87, 2025. Disponível em: http://www.academicopinion.org/index.php/pub/article/view/84. Acesso em: 11 jan. 2026.