Columbia subject headings:
Chemistry, Inorganic--Indexes.
Chemistry, Organic--Indexes.
Powders--Optical properties--Indexes.
X-rays--Diffraction--Indexes.
Harvard subject headings:
Princeton subject headings:
Chemistry, Inorganic--Indexes.
Chemistry, Organic--Indexes.
Powders--Optical properties--Indexes.
X-rays--Diffraction--Indexes.