International Scientific Conference on the theme: "Vladimir Ivanovich Vernadsky and Lev N. Gumilev: the great synthesis of creative legacies " // Ноосфера. Общество. Человек. – 2014. – № 6;
URL: www.es.rae.ru/noocivil/en/201-947 (Date Access: 31.01.2025).

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