NAGY, Marek; VALASKOVA, Katarina. Navigating success: portfolio management through risk and performance analysis. Business, Management and Economics Engineering, [S. l.], v. 24, n. 2, p. 276–291, 2026. DOI: 10.3846/bmee.2026.23920. Disponível em: https://aviation.vgtu.lt/index.php/BMEE/article/view/23920. Acesso em: 30 apr. 2026.