BuslaevaS. F. “On a Two-Point Version of Transfinite Diameter”. Ukrains’kyi Matematychnyi Zhurnal 53, no. 9 (September 25, 2001): 1155-1160. Accessed December 8, 2024. https://umj.imath.kiev.ua/index.php/umj/article/view/4333.