BACANI, Jerico B.; RABAGO, Julius Fergy T. CLASS OF ADMISSIBLE PERTURBATIONS OF SPECIAL EXPRESSIONS INVOLVING COMPLETELY MONOTONIC FUNCTIONS. Italian Journal of Pure and Applied Mathematics, [S. l.], v. 40, p. 410–423, 2018. Disponível em: https://journals.uniurb.it/index.php/ijpam/article/view/7014. Acesso em: 17 oct. 2026.