Columbia subject headings:
Energy-band theory of solids--Congresses.
Nonlinear theories--Congresses.
One-dimensional conductors--Congresses.
Wave mechanics--Congresses.
Harvard subject headings:
Charge density waves--Congresses.
Condensed matter.
Energy-band theory of solids--Congresses.
Physics.
Transition metal compounds--Congresses.
Princeton subject headings:
Energy-band theory of solids--Congresses.
Nonlinear theories--Congresses.
One-dimensional conductors--Congresses.
Wave mechanics--Congresses.