ImpaQ Ecosystem•Clarivate, Scopus & CORE Data
Clarivate WoS 2024 / 2025 Data
IMPAQ
WoS SCIE Q1Scopus Q1SCImago #1,430Top JournalHybrid

Journal of Combinatorial Theory Series B

Acronym:jctb
•
Abbreviation (ISO):J. COMB. THEORY SER. B
•
Identifier (ISSN):0095-8956(Print)/1096-0902(Online)
•
Publisher:Academic Press Inc.
Clarivate IF (2026)
1.3↑ +0.1
Journal Impact Factor
IF Trend↓
WoS Quartile
Q1
WoS SCIETop Tier
Clarivate WoS JCR
WoS Categories↓
JCR Release Date: 2026-06-17

Impact Factor Trend (2018–2026)

Clarivate IF trend for Journal of Combinatorial Theory Series B

WoS Q1
01120.8820180.8920191.3120201.3220211.4920221.420231.220241.220251.32026
Annual Impact Factor Metric
Current (2026):1.3
Scopus SJR & RankScopus Q1
2.016
#1,430

SCImago Journal Rank citation prestige weighting

Scopus Year: 2025
H-Index (2025)
75

75 papers with at least that number of citations each

WoS: SCIE / JCRTop Tier
Self-Citation Rate16.7%
Safe Level (< 15%)Warning Level (> 20%)
Self-citation below 15% indicates strong scholarly independence.
Volume & Open AccessHybrid
109articles/year
39.64% Gold OA•100% Original Research

Aims & Scope

The Journal of Combinatorial Theory publishes original mathematical research dealing with theoretical and physical aspects of the study of finite and discrete structures in all branches of science. Series B is concerned primarily with graph theory and matroid theory and is a valuable tool for mathematicians and computer scientists.

Topics Covered (Recognized by AI)
MathematicsComputer SciencePhysicsMathematical AnalysisPhilosophyGeometry
Primary Research Areas

WoS Categories & Quartiles

Detailed JCR / JCI category rankings and quartile breakdown from Clarivate

Clarivate JCR & JCI
JCRSCIE2026

MATHEMATICS

Q1
Rank95/492
IndexSCIE
JCISCIE2026

MATHEMATICS

Q1
Rank59/492
IndexSCIE

Annual Historical Statistics & Publications

Track annual publication volume, total citations, and Impact Factor evolution

12 year
2026Latest
IF1.3
Articles / Year37
Total Citations20
2025
IF1.2
Articles / Year80
Total Citations72
2024
IF1.2
Articles / Year81
Total Citations195
2023
IF1.4
Articles / Year83
Total Citations369
2022
IF1.491
Articles / Year93
Total Citations519

SCImago & Scopus Journal Intelligence

Global SCImago ranking, SJR prestige index, Scopus coverage, and societal policy impact

Rank #1,430Scopus Q1SCImago Profile
Scopus Coverage:1971-2026
Scopus Broad Areas:Computer ScienceMathematics
Scopus Citation Rank (SJR)Q1
2.016

Weighted prestige citation metric per document indexed in the Scopus database.

Quartile: Scopus Q1
Citations / Doc (2 years)
1.58

Average citations received per document published in the 2-year window.

2-Year Citation Window
Estimated Publication Fee (APC)
$3,768 USD

Estimated Article Processing Charge for Open Access publication.

Estimated cost / article

Scopus 3-Year Publication & Citation Window

3-Year Citations421
3-Year Documents253
Citable Documents252

Aggregated from Scopus database across the 3-year SJR evaluation window.

Societal Impact & Inclusivity (SCImago)

Policy Citations (Overton)0

Citations in government and international policy documents

Female Author Rate16.0%

Percentage of female authors published in the journal

Real-world societal policy reach and author gender diversity tracked by SCImago.

Scopus Subject Categories

Computational Theory and MathematicsQ1
Discrete Mathematics and CombinatoricsQ1
Theoretical Computer ScienceQ1
Academic Metric Intelligence

Journal Metrics & Citation Visualizations

Total Cites vs Self-Cites

Evaluation of scholarly independence and citation reach

Total citations steady growth
Self-citation: 16.7%

Citations per Document

Citation metric windows across 2, 3, and 4 years

Cites / Doc (4 years)Cites / Doc (3 years)Cites / Doc (2 years)

Chinese Academy of Sciences (CAS) Classification

Major / minor zone classification and CAS Early Warning List history

Major Category (Broad Field):
2区 (Zone 2)Mathematics
Minor Category (Specific Field):
2区MATHEMATICS
CAS Early Warning List History:
Updated annually: 2020 – 2024
2020
Not warned
2021
Not warned
2022
Not warned
2023
Not warned
2024
Not warned

Academic Intelligence Overview & Context

ImpaQ Analysis

Journal of Combinatorial Theory Series B (acronym: jctb, abbr: J. COMB. THEORY SER. B, ISSN: 0095-8956) is a peer-reviewed international scholarly journal in the field of Mathematics, published by Academic Press Inc. in United States. The periodical holds a Journal Impact Factor (JIF) of 1.30, ranking in quartile Q1 of Web of Science (SCIE), a Scopus SJR indicator of 2.016 (Q1), an H-index of 75.

The journal enforces rigorous peer evaluation with a publication frequency of Bimonthly, an annual output of approximately 109 scientific articles. In terms of accessibility and author fees, it operates under the Hybrid model with an estimated APC of $3,768 USD. It serves as a benchmark publication platform for academics, researchers, and doctoral candidates seeking global research visibility.

Publishing & Editorial Information

Detailed publisher, peer-review turnaround, and publication cycle specifications

Open Access Model
Hybrid
Publisher
Academic Press Inc.
Publication Language
English
Frequency
Bimonthly
Indexing & Databases
SCIEScopusPubMed
Editorial Address
ACADEMIC PRESS INC ELSEVIER SCIENCE, 525 B ST, STE 1900, SAN DIEGO, USA, CA, 92101-4495

Similar Journals in Discipline

Journals in the same research field with comparable impact metrics

Record UUID: 4ea17ece-ec80-4288-bde5-62efa017c979
Database Updated: 2026-10-16