Columbia subject headings:
Discrete groups--Congresses.
Number theory--Congresses.
Selberg trace formula--Congresses.
Selberg, Atle--Congresses.
Harvard subject headings:
Discrete groups--Congresses.
Number theory--Congresses
Selberg trace formula--Congresses.
Selberg, Atle--Congresses.
Princeton subject headings:
Discrete groups--Congresses.
Number theory--Congresses.
Selberg trace formula--Congresses.
Selberg, Atle--Congresses.