Kuchminska, Kh.Yo. “A Worpitzky Boundary Theorem for Branched Continued Fractions of the Special Form”. Carpathian Mathematical Publications 8, no. 2 (September 5, 2016): 272–278. Accessed November 22, 2024. https://ktipe.pnu.edu.ua/index.php/cmp/article/view/1433.