Moroz, Mykola. “The Convergence of Sequences in Terms of Positive and Alternating Perron Expansions”. Bulletin of Taras Shevchenko National University of Kyiv. Physics and Mathematics 82, no. 1 (June 5, 2026): 72–77. Accessed October 10, 2026. https://bphm.knu.ua/bphm/article/view/587.