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Type of data, methods and results.
| Type of Data | Unit of Analysis | Analytical Methods | Presentations of Results |
|---|---|---|---|
| Publication Year | Article | Exponential regression | Bar and linear graph |
| Author | Article | Price’s Law | Table |
| Journal | Article | Bradford’s Law | Table |
| Citation article | Article | Hirsch index | Box plot |
| Country, Affiliation, Author, Keywords plus | Article | Co-authorship | Graph |
| References | Article | Bibliographic coupling | Graph |
