Columbia subject headings:
Condensed matter--Congresses.
Fermions--Congresses.
Superconductivity--Congresses.
Valence fluctuations--Congresses.
Harvard subject headings:
Princeton subject headings:
Condensed matter--Congresses.
Fermions--Congresses.
Superconductivity--Congresses.
Valence fluctuations--Congresses.