Davide Sclosa, “Bounded Power Series on the Real Line”, Journal of Mathematical Analysis and Applications, 2024, 128448
А. Б. Костин, В. Б. Шерстюков, “Обвертывание значений аналитической функции, связанной с числом $e$”, Матем. заметки, 113:3 (2023), 374–391; A. B. Kostin, V. B. Sherstyukov, “Enveloping of the Values of an Analytic Function Related to the Number $e$”, Math. Notes, 113:3 (2023), 368–383
S. I. Kalmykov, D. B. Karp, “Inequalities for series in $q$-shifted factorials and $q$-gamma functions”, J. Math. Anal. Appl., 460:1 (2018), 332–351
S. I. Kalmykov, D. B. Karp, “Log-concavity and Turan-type inequalities for the generalized hypergeometric function”, Anal. Math., 43:4 (2017), 567–580
D. B. Karp, “Normalized incomplete beta function: log-concavity in parameters and other properties”, Аналитическая теория чисел и теория функций. 30, Зап. научн. сем. ПОМИ, 440, ПОМИ, СПб., 2015, 138–161; J. Math. Sci. (N. Y.), 217:1 (2016), 91–107
; A. B. Kostin, V. B. Sherstyukov, “Enveloping of the Values of an Analytic Function Related to the Number 
