Columbia subject headings:
Atomic theory--Congresses.
Atoms--Congresses.
Nuclear physics--Congresses.
Harvard subject headings:
Atomic structure--Congresses
Many-body problem--Congresses.
Nuclear reactions--Congresses.
Quantum electrodynamics--Congresses.
Quantum field theory--Congresses.
Weak interactions (Nuclear physics)--Congresses.
Princeton subject headings: