1.
Bakhtin AK, Targonskii AL. Some extremal problems in the theory of nonoverlapping domains with free poles on rays. Ukr. Mat. Zhurn. [Internet]. 2006Dec.25 [cited 2024Oct.3];58(12):1715–1719. Available from: https://umj.imath.kiev.ua/index.php/umj/article/view/3567