https://www.vedomosti.ru/library/news/2007/02/28/transtelekom-i-ntt-prolozhat-optovolokonnyj-kabel-mezhdu-sahalinom-i-hokkajdo?utm_source=telegram&utm_campaign=share&utm_medium=social&utm_content=transtelekom-i-ntt-prolozhat-optovolokonnyj-kabel-mezhdu-sahalinom-i-hokkajdo