Mean Inequalities for Derivatives of the Generalised Exponential Integral Function. Journal of Informatics and Mathematical Sciences, [S. l.], v. 17, n. 3, p. 277–285, 2025. DOI: 10.26713/jims.v17i3.3256. Disponível em: https://www.journals.rgnpublications.com/index.php/jims/article/view/3256. Acesso em: 6 jun. 2026.