Hierarchy
- Wikidata
- https://www.wikidata.org/wiki/Q188619
- OpenAlex ID
- https://openalex.org/C31170391 (API record)
- OpenAlex Description
- system of elements with multiple levels or tiers that are subordinated to each other
- OpenAlex Level [?]
- 2
Broader Concepts
Narrower Concepts
Associated Authors
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