https://ru.krymr.com/a/krym-denisova-osuzhdennyye-krymchane-rossiya-zaklyuchennye/31123181.html
https://www.radiosvoboda.org/a/rotenberg-sanatoriji-krym/31123878.html
https://www.kommersant.ru/doc/4710211
https://www.kommersant.ru/doc/4704733
https://www.inopressa.ru/article/26Feb2021/spiegel/spionage.html
https://www.radiosvoboda.org/a/news-ssha-rosija-pryhozhyn/31123870.html
https://www.radiosvoboda.org/a/news-rosia-napad-cherez-bilorus/31122856.html
https://www.radiosvoboda.org/a/news-ssha-ukrajina-krym/31122750.html