The note about Т8 at the Russian Ministry of Telecom & Mass Communications site
(Russian) Заметка о Т8 на сайте МИНКОМСВЯЗИ РОССИИ
The Russian Ministry of Telecom & Mass Communications site has published the article (http://minsvyaz.ru/ru/news/index.php?id_4=43403)
about the Т8 RECORD «A signal with a speed of 100 Gbit/s has been transmitted for 4,000 km without dispersion compensation».