"Great Soviet Encyclopedia" is a huge multi-volume publishing project that was created during the period of the Union of Soviet Socialist Republics. This encyclopedia covers almost all fields of knowledge: from history, geography and politics to science, technology and art. It contains thousands of articles, illustrations, maps and tables that reveal various aspects of the world's scientific, cultural and social developments. The "Great Soviet Encyclopedia" is an extremely valuable source of information for both scientists and the general public, who have a desire to expand their knowledge.