Scholarly Index
John I. Koivula
Gemological Institute of America; 810 total citations; 117 total publications; best world rank #493
Gemological Institute of America
810Total citations
117Total publications
15H-index
Published ranking records
| Field | Window | World rank | National rank | Impact score |
|---|---|---|---|---|
| Mineralogy and Gemology Studies | Lifetime | 493 | US 138 | 92.82 |