"Big Soviet Encyclopedia" is a huge publication covering a wide range of topics and concepts in the fields of science, culture, history, technology and many other spheres of life. In each article of the book, balanced and detailed information is presented, the main and deep aspects of the discussed issue are revealed. The publication reflects the socio-political context of times marked by major changes and events. The "Great Soviet Encyclopedia" became an important source of knowledge for many generations, reflecting the cultural heritage and scientific achievements of the era.