"Big Soviet Encyclopedia" (BSE) is a publication that has become a symbol of the Soviet era and reflects the science, culture, history and ideology of the socialist period. Created by a team of authors under the editorship of outstanding scientists and writers, the encyclopedia contains information on the most diverse aspects of human life - from philosophy to technical sciences, from art to geography. Due to its scale and detail, BSE is an important source of knowledge for the study of Soviet history and culture. A monumental work that entered the treasury of the world's encyclopedic heritage, the Bolshaya Sovietska Encyclopedia remains an important document of its time and a reflection of the ideological ideas of the socialist society.