"Great Soviet Encyclopedia" (BYU) is a publication that has become a real symbol of modern Soviet culture. In its many volumes, this encyclopedia covers a wide range of topics: from history and culture to science and technology. Its pages open up a world of knowledge for the reader, unfolding before him a picture of various aspects of the life and development of Soviet society. "Great Soviet Encyclopedia" (BYU) is not only a source of factual information, but also a peculiar imprint of the ideology and spirit of the modern age. It tells about prominent figures, historical events, cultural achievements, as well as significant technological discoveries and achievements. The "Great Soviet Encyclopedia" (BYU) has become an integral part of the education of generations of Soviet citizens and remains an important source of knowledge about the past and present of the world. This encyclopedia is a treasury of Ukrainian and world culture, which helps to preserve and popularize the heritage of past generations for future generations.