Title: Letopisʹ zarozhdenii͡a, razvitii͡a i pervykh shagov realizat͡sii idei otechestvennoĭ sputnikovoĭ sistemy
Subjects: Sputnik satellites, History, Russian Artificial satellites, Artificial satellites in navigation, Soviet Union. Voenno-Morskoĭ Flot. Nauchno-ispytatelʹnyĭ gidrografichesko-shturmanskiĭ institut, Soviet Union