DekanovS. Ya., and MikhalinG. A. “A Generalization of the Rogosinski-Rogosinski Theorem”. Ukrains’kyi Matematychnyi Zhurnal 52, no. 2 (February 25, 2000): 220-227. Accessed November 24, 2024. https://umj.imath.kiev.ua/index.php/umj/article/view/4410.