Columbia subject headings:
Belli, Giuseppe Gioachino, 1791-1863--Criticism and interpretation--Congresses.
Harvard subject headings:
Belli, Giuseppe Gioachino, 1791-1863--Criticism and interpretation--Congresses.
Princeton subject headings:
Belli, Giuseppe Gioachino, 1791-1863--Criticism and interpretation--Congresses.