Kochubei, A.N. and Soskin, D.S. (2017) “Asymptotic properties of the $p$-adic fractional integration operator”, Methods of Functional Analysis and Topology, 23(2), pp. 155–163. Available at: https://zen.imath.kiev.ua/index.php/mfat/article/view/660 (Accessed: 13 December 2025).