Bacani, Jerico B., and Julius Fergy T. Rabago. “CLASS OF ADMISSIBLE PERTURBATIONS OF SPECIAL EXPRESSIONS INVOLVING COMPLETELY MONOTONIC FUNCTIONS”. Italian Journal of Pure and Applied Mathematics 40 (July 31, 2018): 410–423. Accessed October 17, 2026. https://journals.uniurb.it/index.php/ijpam/article/view/7014.