http://www.loc.gov/mods/v3 http://www.loc.gov/standards/mods/v3/mods-3-2.xsd
v. 1. Fundamental principles. The properties of gases.--v. 2. The properties of liquids.--v. 3. The properties of solids.--v. 4. Physico-chemical optics.--v. 5. Molecular spectra and structure dielectrics and dipole moments.