Ilkevych, N. S., and E. A. Sevost’yanov. “On Equicontinuity of Families of Mappings With One Normalization Condition by the Prime Ends”. Ukrains’kyi Matematychnyi Zhurnal 74, no. 6 (July 7, 2022): 817–825. Accessed April 7, 2025. https://umj.imath.kiev.ua/index.php/umj/article/view/6887.