Columbia subject headings:
Humanities--Periodicals.
Science--Periodicals.
Science--Ukraine--Periodicals.
Social sciences--Periodicals.
Harvard subject headings:
Humanities--Ukraine--Periodicals.
Science--Periodicals
Science--Ukraine--Periodicals.
Social sciences--Ukraine--Periodicals.
Princeton subject headings:
Periodicals.
Science--Periodicals.
Science--Ukraine--Periodicals.