Markish AA, Salimov RR, Sevost’yanovEA. On the lower estimate of the distortion of distance for one class of mappings. Ukr. Mat. Zhurn. [Internet]. 2018Nov.25 [cited 2024Dec.22];70(11):1553-62. Available from: https://umj.imath.kiev.ua/index.php/umj/article/view/1659