---
title: "Journal of Combinatorial Optimization: recent papers"
description: "Journal of Combinatorial Optimization published 8 papers in the last 30 days (2026-09-27 to 2026-10-26), ranking #91 of 239 journals."
url: https://scholar4ai.com/journals/journal-of-combinatorial-optimization
markdown_url: https://scholar4ai.com/journals/journal-of-combinatorial-optimization.md
license: CC BY-NC 4.0 (https://creativecommons.org/licenses/by-nc/4.0/)
share_text: "Journal of Combinatorial Optimization published 8 papers in the last 30 days (2026-09-27 to 2026-10-26), ranking #91 of 239 journals."
data_url: https://scholar4ai.com/data/rankings.json
updated: 2026-10-26T14:52:47+09:00
window: 2026-09-27 to 2026-10-26
source: OpenAlex (CC0)
---

# Journal of Combinatorial Optimization

- 1 papers in the last 7 days
- category: Operations Research
- publisher: Springer Science+Business Media
- ISSN 1382-6905

Back to the ranking: https://scholar4ai.com/rankings/journals.md

## Key findings

- Journal of Combinatorial Optimization published 8 papers in the last 30 days (2026-09-27 to 2026-10-26), ranking #91 of 239 journals.
- Leading institutions: Yunnan University (2), Beijing University of Chemical Technology (2) and Hoseo University (1).
- Countries: China (7), South Korea (1) and India (1).
- From Oct 2023 to Sep 2026, Journal of Combinatorial Optimization published 380 papers (11 a month on average, by publication date in OpenAlex).
- Its most frequent keywords over that period were “approximation algorithms” (60), “combinatorial optimization” (30) and “NP-hardness” (26).
- Its most-cited paper of the period is “Proof of the Goldberg–Seymour conjecture on edge–colorings of multigraphs” (2025-09-26), with 13 citations.

## The last 36 months

*Papers by publication date, Oct 2023 to Sep 2026*

| Oct 23–Sep 24 | Oct 24–Sep 25 | Oct 25–Sep 26 | 36 months |
|---:|---:|---:|---:|
| 117 | 145 | 118 | 380 |

*Most frequent keywords, Oct 2023 to Sep 2026*

| # | Keyword | Papers |
|---:|---|---:|
| 1 | approximation algorithms | 60 |
| 2 | combinatorial optimization | 30 |
| 3 | NP-hardness | 26 |
| 4 | makespan minimization | 25 |
| 5 | approximation ratio | 24 |
| 6 | polynomial-time algorithms | 15 |
| 7 | NP-completeness | 14 |
| 8 | maximum degree | 14 |
| 9 | lower bounds | 13 |
| 10 | bipartite graphs | 12 |

*Most-cited papers published Oct 2023 to Sep 2026*

| # | Citations | Per month | Title | Journal | Published | Authors |
|---:|---:|---:|---|---|---|---|
| 1 | 13 | 1.0 | [Proof of the Goldberg–Seymour conjecture on edge–colorings of multigraphs](https://doi.org/10.1007/s10878-025-01348-6) | [Journal of Combinatorial Optimization](https://scholar4ai.com/journals/journal-of-combinatorial-optimization.md) | 2025-09-26 | Guantao Chen, Guangming Jing, Wenan Zang |
| 2 | 12 | 1.0 | [Reinforcement learning-guided adaptive large neighborhood search for vehicle routing problem with time windows](https://doi.org/10.1007/s10878-025-01364-6) | [Journal of Combinatorial Optimization](https://scholar4ai.com/journals/journal-of-combinatorial-optimization.md) | 2025-10-25 | Zhaohui Wang, Cui Qiao, Bin Tan et al. |
| 3 | 8 | 0.4 | [A review on the versions of artificial bee colony algorithm for scheduling problems](https://doi.org/10.1007/s10878-025-01296-1) | [Journal of Combinatorial Optimization](https://scholar4ai.com/journals/journal-of-combinatorial-optimization.md) | 2025-05-01 | Beyza Görkemli, Ebubekir Kaya, Derviş Karaboğa et al. |
| 4 | 7 | 0.4 | [Mathematical models for the one-dimensional cutting stock problem with setups and open stacks](https://doi.org/10.1007/s10878-025-01276-5) | [Journal of Combinatorial Optimization](https://scholar4ai.com/journals/journal-of-combinatorial-optimization.md) | 2025-04-01 | Gabriel Gazzinelli Guimarães, Kelly Cristina Poldi, Mateus Pereira Martin |
| 5 | 7 | 0.5 | [General Sombor index: a study of branching in trees and solution for maximal trees with prescribed maximum degree](https://doi.org/10.1007/s10878-025-01343-x) | [Journal of Combinatorial Optimization](https://scholar4ai.com/journals/journal-of-combinatorial-optimization.md) | 2025-09-01 | Sultan Ahmad, Kinkar Chandra Das |

*Papers, newest first.*

| Date | Title | Journal | Authors | Affiliations |
|---|---|---|---|---|
| 2026-10-23 | [An approximation algorithm for solving the many-visits prize-collecting path traveling salesman problem](https://doi.org/10.1007/s10878-026-01484-7) | [Journal of Combinatorial Optimization](https://scholar4ai.com/journals/journal-of-combinatorial-optimization.md) | Jianping Li, Hong Li, Wei Li et al. | Yunnan University |
| 2026-10-17 | [Improved approximation algorithm for min-max correlation clustering problem with penalties](https://doi.org/10.1007/s10878-026-01496-3) | [Journal of Combinatorial Optimization](https://scholar4ai.com/journals/journal-of-combinatorial-optimization.md) | Yuebo Huang, Sai Ji, Xiaoyun Tian et al. | Hebei University of Technology; Hainan University; Hoseo University |
| 2026-10-16 | [Minimum Randić index of molecular trees with a perfect matching](https://doi.org/10.1007/s10878-026-01478-5) | [Journal of Combinatorial Optimization](https://scholar4ai.com/journals/journal-of-combinatorial-optimization.md) | Jianwei Du, Xiaoling Sun | North University of China |
| 2026-10-16 | [Computation and analysis of the face index for benzenoid planar octahedron networks](https://doi.org/10.1007/s10878-026-01483-8) | [Journal of Combinatorial Optimization](https://scholar4ai.com/journals/journal-of-combinatorial-optimization.md) | Jai Parkash, Vijay Kumar Bhat | Shri Mata Vaishno Devi University |
| 2026-10-15 | [A new form of Gallai theorem on regular hypergraphs](https://doi.org/10.1007/s10878-026-01486-5) | [Journal of Combinatorial Optimization](https://scholar4ai.com/journals/journal-of-combinatorial-optimization.md) | Tang Zhongzheng, Haoyang Zou, Zhuo Diao | Beijing University of Posts and Telecommunications; Central University of Finance and Economics |
| 2026-10-01 | [Approximation algorithm for parallel-batch scheduling with resource matching and rejection](https://doi.org/10.1007/s10878-026-01467-8) | [Journal of Combinatorial Optimization](https://scholar4ai.com/journals/journal-of-combinatorial-optimization.md) | Wenhua Li, Liang Zhang, Ran Lin et al. | Zhengzhou University; Zhongyuan University of Technology |
| 2026-09-28 | [Exact algorithms for solving the constrained convex combinatorial assignment problems with bounds and maximum penalty](https://doi.org/10.1007/s10878-026-01472-x) | [Journal of Combinatorial Optimization](https://scholar4ai.com/journals/journal-of-combinatorial-optimization.md) | Guojun Hu, Pengxiang Pan, Junran Lichen et al. | Yunnan Normal University; Taizhou University; Taizhou University; … |
| 2026-09-27 | [Approximation algorithms for solving the constrained strong Steiner connectivity augmentation problem](https://doi.org/10.1007/s10878-026-01468-7) | [Journal of Combinatorial Optimization](https://scholar4ai.com/journals/journal-of-combinatorial-optimization.md) | Junran Lichen, Shuwen Ge, Runtao Xie et al. | Beijing University of Chemical Technology; Yunnan University |

## Cite this page

Scholar4AI. (2026). Journal of Combinatorial Optimization. Journal Research Rankings. Retrieved October 26, 2026, from https://scholar4ai.com/journals/journal-of-combinatorial-optimization

```bibtex
@misc{scholar4ai-journals-journal-of-combinatorial-optimization,
  author = {{Scholar4AI}},
  title = {Journal of Combinatorial Optimization},
  year = {2026},
  howpublished = {\url{https://scholar4ai.com/journals/journal-of-combinatorial-optimization}},
  urldate = {2026-10-26},
  note = {Journal Research Rankings; data from OpenAlex (CC0); licensed CC BY-NC 4.0}
}
```

License: CC BY-NC 4.0 (https://creativecommons.org/licenses/by-nc/4.0/).