Dear Readers,
The Bulletin of the North-East Scientific Center has been included in the "Podpisniye Izdaniya", the official Subscription Catalog of Russia's Postal Service (Pochta Rossii), with the subscription index ПН025. You can subscribe for the Bulletin of the North-East Scientific Center at any post office in the Russian Federation or at https://podpiska.pochta.ru

Complete papers can be found at https://elibrary.ru/title_about.asp?id=10625