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    Journal of Grey System

    Journal of Grey System is indexed in Web of Science (SCIE). Published by Research Information Ltd.

    Checked against the index lists dated 4 October 2026.

    ISSN 0957-3720Verify ISSN ↗2396-9040Verify ISSN ↗

    Publisher: Research Information Ltd

    Scopus · InactiveWoS · SCIE
    1
    Indexed in
    major index

    Cost to publish: No APC data — check the publisher

    ScopusElsevier Scopus
    Status
    Inactive/Discontinued
    Coverage
    2008–2019
    Source type
    Journal
    Open access
    No
    View this source on Scopus.com
    Web of ScienceClarivate (SCIE/SSCI/AHCI/ESCI)
    Collections
    SCIE
    Categories
    Mathematics, Interdisciplinary Applications
    View this source on Web of Science Check JIF in JCR
    DOAJDirectory of Open Access Journals (live)
    Not in DOAJ
    Open accessNot registered as fully open access

    Not listed in: DOAJ, ABDC, ABS / AJG, FT50, UT Dallas, ONOS (subscription), ONOS (APC covered)

    Quick answers

    Is Journal of Grey System indexed in Scopus?

    No — it was previously covered by Scopus but its coverage is now inactive/discontinued (2008–2019).

    What is the impact factor of Journal of Grey System?

    Journal of Grey System is indexed in the Science Citation Index Expanded, so it may have a Journal Impact Factor in Clarivate's Journal Citation Reports. JCR is paid, so check it for the current value. Scopus has not published a current CiteScore for this title.

    Who publishes Journal of Grey System and what is its ISSN?

    Journal of Grey System is published by Research Information Ltd. Its print ISSN is 0957-3720 and its online ISSN is 2396-9040.

    Is Journal of Grey System in Web of Science?

    Yes — indexed in the Science Citation Index Expanded.

    Is Journal of Grey System open access?

    No — it is not registered as an open-access journal in DOAJ or Scopus.

    How well cited is Journal of Grey System? — open metrics via OpenAlex

    Journal of Grey System has an h-index of 15 and a 2-year mean of 0 citations per paper (OpenAlex).

    15
    h-index
    0
    2-yr mean citations
    22
    i10-index
    283
    works indexed
    5,170
    total citations
    Papers published per year
    025502011: 20 papers2020112012: 13 papers1320122013: 21 papers2120132014: 27 papers2720142015: 25 papers2520152016: 11 papers1120162017: 1 papers120172019: 2 papers220192020: 32 papers3220202021: 28 papers282021Scopus coverage ends 2019

    Journal of Grey System published 28 papers in 2021; its busiest recent year was 2020 with 32. 2026* is the year so far.

    Main topics
    Grey System Theory ApplicationsAdvanced Algorithms and ApplicationsEvaluation Methods in Various FieldsColor perception and design

    h-index, i10-index and 2-year mean citedness are open, licence-clear metrics from OpenAlex — not a proprietary impact factor. Updated 2026-10-14.

    Are there integrity warnings for Journal of Grey System? — indicators, not proof of misconduct

    Scopus status: Inactive — coverage ended 2019. No retracted papers are recorded. The Problematic Paper Screener flags none of its papers. These are indicators to check, not findings against the journal.

    • Scopus statusInactive — coverage ended 2019
    • Retracted papers None recorded
    • Problematic Paper Screener flags None flagged

    Retractions from OpenAlex; flags from the Problematic Paper Screener (Cabanac, Labbé & Magazinov, CC BY), 2026-09-21 export. A flag marks a paper for a closer look; it is not a finding against the journal.

    Official sources & links

    Journal website ↗ Scopus source ↗ Web of Science ↗ ISSN Portal · 0957-3720 ↗ISSN Portal · 2396-9040 ↗

    Community experience: reader comments on this journal

    Comments load as you scroll here.

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