Domain specific classification schemes

List of Domain specific classification schemes and standards:

• ACM Computing Classification System
• Physics and Astronomy Classification Scheme (PACS)
• Physics Subject Headings (PhySH)
• Mathematics Subject Classification
• Library of Congress Classification
• Journal of Economic Literature
• Medical Subject Headings
• EU Vocabularies - Taxonomies
• European Legislation Identifier (ELI)
• The European Science Vocabulary (EuroSciVoc)
• California Energy Commission Energy Glossary