Title: Dvadt︠s︡atʹ shestai︠a︡ Sovetskai︠a︡ antarkticheskai︠a︡ ėkspedit︠s︡ii︠a︡
Subjects: Russian, Sovetskai︠a︡ antarkticheskai︠a︡ ėkspedit︠s︡ii︠a︡ (1955- ), Discovery and exploration