KADRY, S.; ALFEROV, G.; IVANOV, G.; SHARLAY, A. DERIVED NUMBERS OF ONE VARIABLE MONOTONIC FUNCTIONS. Italian Journal of Pure and Applied Mathematics, [S. l.], v. 41, p. 637–648, 2019. Disponível em: https://journals.uniurb.it/index.php/ijpam/article/view/7077. Acesso em: 17 oct. 2026.