Nuclear unit aboard top-secret vessel ‘sealed off’ says minister after blaze that left 14 dead
https://www.bbc.com/russian/features-48866153
https://www.gazeta.ru/science/2019/07/04_a_12475927.shtml
https://www.novayagazeta.ru/articles/2019/07/04/81123-temnaya-tragediya-v-barentsevom-more
https://republic.ru/posts/94096
http://day.kyiv.ua/ru/blog/politika/tragediya-losharika
https://newtimes.ru/articles/detail/182525