Columbia subject headings:
Atomic structure--Measurement--Congresses.
Electronic structure--Measurement--Congresses.
Molecular structure--Measurement--Congresses.
Harvard subject headings:
Atomic structure--Measurement--Congresses.
Electronic structure--Measurement--Congresses.
Molecular structure--Measurement--Congresses.
Princeton subject headings:
Atomic structure--Measurement--Congresses.
Electronic structure--Measurement--Congresses.
Molecular structure--Measurement--Congresses.