Grey Systems
Country
United Kingdom
Western Europe
Subject Area and Category
Computer Science
└
Applied Mathematics
Q2
└
Computer Science (miscellaneous)
Q2
└
Control and Systems Engineering
Q2
Publisher
SJR 2025
0.556
Q2
SJR Score
H-Index
35
Citations / Doc (2yr)
3.57
Total Docs. (latest)
51
Total Citations (3yr)
444
Publication type
Journals
ISSN
20439385, 20439377
Coverage
2011-2026
Journal Rank
#10,666
Subject Categories
Applied Mathematics
Q2
Computer Science (miscellaneous)
Q2
Control and Systems Engineering
Q2
Subject Areas
Detailed Metrics
| Total Docs. (latest) | 51 |
| Total Docs. (3 years) | 124 |
| Total Refs. | 2,105 |
| Total Citations (3 years) | 444 |
| Citable Docs. (3 years) | 121 |
| Citations / Doc. (2 years) | 3.57 |
| Ref. / Doc. | 41.27 |
| % Female | 39.9% |
Metrics Visualization
Latest year data vs 3-year cumulative figures
Publication & Citation Trend
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Top 10 Most Cited Articles
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Frequently Asked Questions
What is the impact factor of Grey Systems?
The official Journal Impact Factor (JIF) is published by Clarivate in the Journal Citation Reports (JCR) and is not listed on this page. Based on SCImago data, Grey Systems has an SJR of 0.556 and is ranked Q2.
What is the SJR and quartile of Grey Systems?
Grey Systems has an SJR (SCImago Journal Rank) of 0.556 and its best quartile is Q2.
What is the H-index of Grey Systems?
The H-index of Grey Systems is 35, meaning 35 of its articles have each been cited at least 35 times.
Is Grey Systems indexed in Scopus?
Yes. Grey Systems is active in Scopus (Scopus Source List, August 2026).
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