http://www.loc.gov/mods/v3 http://www.loc.gov/standards/mods/v3/mods-3-2.xsd
v. 1. Elastic and quasi-elastic phenomena -- v. 2. Fusion and quasi-fusion phenomena -- v. 3. Compound system phenomena -- v. 4. Extreme nuclear states -- v. 5. High-energy atomic physics -- v. 6. Astrophysics, chemistry, and condensed matter -- v. 7. Instrumentation and techniques -- v.8. Nuclei far from stability.