Columbia subject headings:
I︠U︡tkevich, Sergeĭ, 1904-1985.
Mayakovsky, Vladimir, 1893-1930.
Harvard subject headings:
I︠U︡tkevich, Sergeĭ, 1904-1985.
Mayakovsky, Vladimir, 1893-1930.
Princeton subject headings:
I︠U︡tkevich, Sergeĭ, 1904-1985.
Mayakovsky, Vladimir, 1893-1930.