Grey Systems
Journal metrics
Annual Clarivate and SCImago indicators.
| Year | JCR | SJR | ||||
|---|---|---|---|---|---|---|
| IF | IF quartile | Rank (percentile) | SJR | SJR quartile | Rank (percentile) | |
| 2025 | 4.6 | Q1 | 93.5% | 0.556 | Q2 | 64.9% |
| 2024 | 4.4 | Q1 | 93.4% | 0.693 | Q2 | 73.2% |
| 2023 | 3.2 | Q1 | 92.1% | 0.535 | Q2 | 67.1% |
| 2022 | 2.9 | Q2 | 87.1% | 0.457 | Q2 | 63.6% |
| 2021 | 2.2 | Q2 | 80.3% | — | 6.0% | |
| 2020 | — | — | — | 0.0% | ||
| 2019 | — | — | — | 0.0% | ||
| 2018 | — | — | — | 0.0% | ||
Impact history
Annual SJR and Impact Factor trend.
SJRIF
Journal record
eISSN
2043-9377
ISSN
2043-9385
region
Western Europe
coverage
2011-2026