Prologue
SJR0.101
Journal metrics
Annual Clarivate and SCImago indicators.
| Year | JCR | SJR | ||||
|---|---|---|---|---|---|---|
| IF | IF quartile | Rank (percentile) | SJR | SJR quartile | Rank (percentile) | |
| 2020 | — | — | 0.101 | Q4 | 0.0% | |
| 2019 | — | — | 0.100 | Q4 | 1.4% | |
| 2018 | — | — | 0.107 | Q3 | 0.0% | |
Impact history
Annual SJR and Impact Factor trend.
SJR
Journal record
ISSN
0033-1031
region
Northern America
coverage
1977, 1980, 1982, 1987, 2000, 2006-2017