Table 1.
Main information about the bibliometric dataset.
| Data set statistics | |
|---|---|
| Timespan | 1945–2021 |
| Sources (Journals, Books, etc.) | 3,228 |
| Documents | 48,356 |
| Last decade publications | 24,424 |
| Total citations | 1,766,086 |
| Number of uncited documents | 2,567 |
| Average years from publication | 13.2 |
| Average citations per documents | 36.5 |
| Average citations per year per doc | 2.836 |
| References | 613,328 |
| Author's keywords (DE) | 40,622 |
| Document types | |
| Article | 46,611 |
| Proceedings paper | 1,745 |
| Authorship data | |
| Number of authors | 123,569 |
| Author appearances | 300,639 |
| Authors of single-authored documents | 1,747 |
| Authors of multi-authored documents | 121,822 |
| Single-authored documents | 2,665 |
| Mean authors per document | 2.56 |
| Annual scientific production | |
| Annual percentage growth rate | 6.4% |
| Last 10 years growth rate | 5.1% |
| Last 20 years growth rate | 6.5% |