https://www.vedomosti.ru/library/news/2006/04/27/bolgariya-rossiya-i-ukraina-podpisali-soglashenie-o-tranzite-yadernogo-topliva?utm_source=telegram&utm_campaign=share&utm_medium=social&utm_content=bolgariya-rossiya-i-ukraina-podpisali-soglashenie-o-tranzite-yadernogo-topliva