---
title: "Petrobras (Brazil): research papers"
description: "From 2017 to 2026 (so far), authors at Petrobras (Brazil) took part in 42 papers in the tracked journals, most of them in operations research (17), AI (12) and economics (5). 6 of them were published in 2025, against 4 in 2017."
url: https://scholar4ai.com/companies/petrobras-brazil
markdown_url: https://scholar4ai.com/companies/petrobras-brazil.md
license: CC BY-NC 4.0 (https://creativecommons.org/licenses/by-nc/4.0/)
share_text: "From 2017 to 2026 (so far), authors at Petrobras (Brazil) took part in 42 papers in the tracked journals, most of them in operations research (17), AI (12) and economics (5). 6 of them were published in 2025, against 4… (as of 2026-11-05)"
data_url: https://scholar4ai.com/data/rankings.json
updated: 2026-11-05T06:02:37+09:00
window: 2026-10-07 to 2026-11-05
source: OpenAlex (CC0)
---

# Petrobras (Brazil)

[Browse company research profiles](https://scholar4ai.com/companies/directory/page/2.md)

Papers in the tracked journals with an author at Petrobras (Brazil): per year and category, where they are published, the institutions its researchers write with, and its most-cited papers. A paper counts as corporate when at least one of its authors is affiliated with an institution that OpenAlex classifies as a company; it counts once for each company among its authors' affiliations. Universities are the institutions OpenAlex classifies as education.

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

## Key findings

- From 2017 to 2026 (so far), authors at Petrobras (Brazil) took part in 42 papers in the tracked journals, most of them in operations research (17), AI (12) and economics (5).
- 6 of them were published in 2025, against 4 in 2017.
- Since 2023, the institutions with the most of these papers were Universidade Federal do Espírito Santo (3), Universidade Federal do Rio de Janeiro (3) and Pontifícia Universidade Católica do Rio de Janeiro (2).
- The journals publishing most of them were Expert Systems with Applications (3), Computers & Operations Research (2) and Journal of Economics and Business (1).
- The most-cited of them is “A study on cloud and edge computing for the implementation of digital twins in the Oil & Gas industries” (Computers & Industrial Engineering, 2023), with 77 citations.
- Since 2023, papers in the tracked journals cited 27 of its papers 80 times; 98% of those links came from papers with a university author and 6% from its own papers.
- Its own papers since 2023 cite archived papers 84 times, 11% of them papers with a company author.
- Across everything OpenAlex indexes, Petrobras (Brazil) has 14,460 works with 312,712 citations (h-index 162).
- The tracked journals hold 40 of its 5,260 works in OpenAlex from 2017 to 2025 (0.8%).
- Its main research topics in OpenAlex are Offshore Engineering and Technologies (2,119), Hydrocarbon exploration and reservoir analysis (1,876) and Drilling and Well Engineering (1,714).

## Papers per year

*Papers per publication year and category*

| Category | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 (so far) |
|---|---:|---:|---:|---:|---:|---:|---:|---:|---:|---:|
| [Operations Research](https://scholar4ai.com/categories/operations-research.md) | 1 | 2 | 1 | 1 | 3 | 3 | 3 | 1 | 1 | 1 |
| [AI](https://scholar4ai.com/categories/ai.md) | 3 | 1 | 0 | 0 | 0 | 2 | 2 | 2 | 2 | 0 |
| [Economics](https://scholar4ai.com/categories/economics.md) | 0 | 0 | 1 | 0 | 1 | 1 | 0 | 1 | 1 | 0 |
| [Information Systems](https://scholar4ai.com/categories/information-systems.md) | 0 | 0 | 1 | 1 | 0 | 0 | 0 | 1 | 0 | 1 |
| [Finance](https://scholar4ai.com/categories/finance.md) | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 2 | 0 |
| [Management](https://scholar4ai.com/categories/management.md) | 0 | 0 | 1 | 0 | 0 | 0 | 1 | 0 | 0 | 0 |
| All categories | 4 | 3 | 4 | 2 | 4 | 6 | 6 | 5 | 6 | 2 |

## Where the papers come from

*Journals with the most papers, since 2023*

| # | Journal | Papers |
|---:|---|---:|
| 1 | [Expert Systems with Applications](https://scholar4ai.com/journals/expert-systems-with-applications.md) | 3 |
| 2 | [Computers & Operations Research](https://scholar4ai.com/journals/computers-operations-research.md) | 2 |
| 3 | [Journal of Economics and Business](https://scholar4ai.com/journals/journal-of-economics-and-business.md) | 1 |
| 4 | [Mathematical Social Sciences](https://scholar4ai.com/journals/mathematical-social-sciences.md) | 1 |
| 5 | [Data & Knowledge Engineering](https://scholar4ai.com/journals/data-knowledge-engineering.md) | 1 |
| 6 | [Annals of Operations Research](https://scholar4ai.com/journals/annals-of-operations-research.md) | 1 |
| 7 | [Computers & Industrial Engineering](https://scholar4ai.com/journals/computers-industrial-engineering.md) | 1 |
| 8 | [Journal of Global Optimization](https://scholar4ai.com/journals/journal-of-global-optimization.md) | 1 |
| 9 | [Journal of Intelligent Information Systems](https://scholar4ai.com/journals/journal-of-intelligent-information-systems.md) | 1 |
| 10 | [Neural Computing and Applications](https://scholar4ai.com/journals/neural-computing-and-applications.md) | 1 |

*Institutions with the most papers, since 2023*

| # | Institution | Papers |
|---:|---|---:|
| 1 | Universidade Federal do Espírito Santo | 3 |
| 2 | Universidade Federal do Rio de Janeiro | 3 |
| 3 | Pontifícia Universidade Católica do Rio de Janeiro | 2 |
| 4 | Universidade Federal Fluminense | 2 |
| 5 | Universidade Federal de Santa Catarina | 2 |
| 6 | Universidade Federal do Rio Grande do Sul | 2 |
| 7 | [Universidade de São Paulo](https://scholar4ai.com/institutions/universidade-de-sao-paulo.md) | 2 |
| 8 | [Aalto University](https://scholar4ai.com/institutions/aalto-university.md) | 1 |
| 9 | Auckland University of Technology | 1 |

*Countries with the most papers, since 2023*

| # | Country | Papers |
|---:|---|---:|
| 1 | Brazil | 19 |
| 2 | United States | 3 |
| 3 | Canada | 1 |
| 4 | China | 1 |
| 5 | Spain | 1 |
| 6 | Finland | 1 |
| 7 | France | 1 |
| 8 | Norway | 1 |
| 9 | New Zealand | 1 |

*Keywords with the most papers, since 2023*

| # | Keyword | Papers |
|---:|---|---:|
| 1 | oil and gas industry | 4 |
| 2 | digital twin | 2 |
| 3 | electric submersible pumps | 2 |
| 4 | [large language models](https://scholar4ai.com/keywords/large-language-models.md) | 2 |
| 5 | predictive maintenance | 2 |
| 6 | Bovespa | 1 |
| 7 | Cournot competition | 1 |
| 8 | DBSCAN | 1 |
| 9 | DETR | 1 |
| 10 | DINOv2 | 1 |

## Most-cited papers

*Most-cited papers since 2017*

| # | Citations | Per month | Title | Journal | Published | Authors |
|---:|---:|---:|---|---|---|---|
| 1 | 77 | 1.9 | [A study on cloud and edge computing for the implementation of digital twins in the Oil & Gas industries](https://doi.org/10.1016/j.cie.2023.109363) | [Computers & Industrial Engineering](https://scholar4ai.com/journals/computers-industrial-engineering.md) | 2023-06-05 | Francisco Paiva Knebel, Rafael Trevisan, Givanildo Santana do Nascimento et al. |
| 2 | 53 | 0.8 | [Machine learning and oil price point and density forecasting](https://doi.org/10.1016/j.eneco.2021.105494) | [Energy Economics](https://scholar4ai.com/journals/energy-economics.md) | 2021-08-16 | Alexandre Bonnet R. Costa, Pedro Cavalcanti Ferreira, Wagner Piazza Gaglianone et al. |
| 3 | 37 | 0.3 | [Support Vector Data Descriptions and $k$ -Means Clustering: One Class?](https://doi.org/10.1109/tnnls.2017.2737941) | [IEEE Transactions on Neural Networks and Learning Systems](https://scholar4ai.com/journals/ieee-transactions-on-neural-networks-and-learning-systems.md) | 2017-09-27 | Nico Görnitz, Luiz Alberto Lima, Klaus‐Robert Müller et al. |
| 4 | 29 | 0.3 | [Quantitative analysis of RFID’ publications from 2006 to 2016](https://doi.org/10.1016/j.ijinfomgt.2019.02.001) | [International Journal of Information Management](https://scholar4ai.com/journals/international-journal-of-information-management.md) | 2019-03-27 | Alessandro Oliveira de Oliveira, Helton Luiz Santana Oliveira, Carlos Francısco Sımões Gomes et al. |
| 5 | 28 | 0.3 | [A robust optimization model for the maritime inventory routing problem](https://doi.org/10.1007/s10696-018-9327-9) | [Flexible Services and Manufacturing Journal](https://scholar4ai.com/journals/flexible-services-and-manufacturing-journal.md) | 2018-09-17 | Gustavo Souto dos Santos Diz, Sílvio Hamacher, Fabrício Oliveira |
| 6 | 28 | 0.3 | [Integrating berth allocation decisions in a fleet composition and periodic routing problem of platform supply vessels](https://doi.org/10.1016/j.ejor.2018.11.030) | [European Journal of Operational Research](https://scholar4ai.com/journals/european-journal-of-operational-research.md) | 2018-11-20 | Roberto Cruz, André Bergsten Mendes, Laura Bahiense et al. |
| 7 | 26 | 0.8 | [An open source experimental framework and public dataset for vibration-based fault diagnosis of electrical submersible pumps used on offshore oil exploration](https://doi.org/10.1016/j.knosys.2024.111452) | [Knowledge-Based Systems](https://scholar4ai.com/journals/knowledge-based-systems.md) | 2024-01-29 | Flávio Miguel Varejão, Lucas Henrique Sousa Mello, Marcos Pellegrini Ribeiro et al. |
| 8 | 25 | 0.2 | [Intelligent hybrid system for dark spot detection using SAR data](https://doi.org/10.1016/j.eswa.2017.03.037) | [Expert Systems with Applications](https://scholar4ai.com/journals/expert-systems-with-applications.md) | 2017-03-28 | Patrícia Carneiro Genovez, Nelson F. F. Ebecken, Corina Freitas et al. |
| 9 | 25 | 0.3 | [Resilience beyond Formal Structures: A Network Perspective towards the Challenges of an Aging Workforce in the Oil and Gas Industry](https://doi.org/10.3390/joitmc5010015) | [Journal of Open Innovation Technology Market and Complexity](https://scholar4ai.com/journals/journal-of-open-innovation-technology-market-and-complexity.md) | 2019-03-01 | Fabio Bento, Luciano Garotti |
| 10 | 25 | 0.5 | [Active learning for new-fault class sample recovery in electrical submersible pump fault diagnosis](https://doi.org/10.1016/j.eswa.2022.118508) | [Expert Systems with Applications](https://scholar4ai.com/journals/expert-systems-with-applications.md) | 2022-08-12 | Luciano Henrique Peixoto da Silva, Lucas Henrique Sousa Mello, Alexandre Loureiros Rodrigues et al. |

## Who cites its research

*Institutions whose papers cite it most, since 2023*

| # | Institution | Kind | Country | Links |
|---:|---|---|---|---:|
| 1 | Universidade Federal do Rio de Janeiro | University | Brazil | 6 |
| 2 | [Dalian Maritime University](https://scholar4ai.com/institutions/dalian-maritime-university.md) | University | China | 6 |
| 3 | [Norwegian University of Science and Technology](https://scholar4ai.com/institutions/norwegian-university-of-science-and-technology.md) | University | Norway | 5 |
| 4 | TBS Education | University | France | 4 |
| 5 | [Hong Kong Polytechnic University](https://scholar4ai.com/institutions/hong-kong-polytechnic-university.md) | University | Hong Kong | 4 |
| 6 | [Shanghai University](https://scholar4ai.com/institutions/shanghai-university.md) | University | China | 3 |
| 7 | [Centre National de la Recherche Scientifique](https://scholar4ai.com/institutions/centre-national-de-la-recherche-scientifique.md) | Government | France | 3 |
| 8 | Universidade Federal do Espírito Santo | University | Brazil | 3 |
| 9 | Marche Polytechnic University | University | Italy | 2 |

## What its papers cite

*Institutions its papers cite most, since 2023*

| # | Institution | Kind | Country | Links |
|---:|---|---|---|---:|
| 1 | University of Gothenburg | University | Sweden | 5 |
| 2 | HEC Montréal | University | Canada | 4 |
| 3 | [Universidade de São Paulo](https://scholar4ai.com/institutions/universidade-de-sao-paulo.md) | University | Brazil | 4 |
| 4 | Universidade Federal do Rio de Janeiro | University | Brazil | 3 |
| 5 | [University of Liverpool](https://scholar4ai.com/institutions/university-of-liverpool.md) | University | United Kingdom | 3 |
| 6 | Universidade Federal do Espírito Santo | University | Brazil | 3 |
| 7 | [University of Vaasa](https://scholar4ai.com/institutions/university-of-vaasa.md) | University | Finland | 3 |
| 8 | Wrocław University of Science and Technology | University | Poland | 2 |
| 9 | [Uppsala University](https://scholar4ai.com/institutions/uppsala-university.md) | University | Sweden | 2 |

More: https://scholar4ai.com/corporate-citations.md · https://scholar4ai.com/industry-university.md

## In OpenAlex

*Petrobras (Brazil) in OpenAlex*

| Item | Value |
|---|---|
| Type | Company |
| Location | Rio de Janeiro, Brazil |
| Also known as | Petróleo Brasileiro S.A. |
| Works in OpenAlex | 14,460 |
| Citations | 312,712 |
| h-index | 162 |
| i10-index | 7,386 |
| 2-year mean citedness | 1.29 |
| Website | [petrobras.com.br](https://petrobras.com.br/) |
| ROR | [ror.org/0235kyq22](https://ror.org/0235kyq22) |
| OpenAlex | [openalex.org/I32393484](https://openalex.org/I32393484) |

*Works and citations per year in OpenAlex, and its papers in the tracked journals*

| Year | Works in OpenAlex | Citations received | In the tracked journals | Share |
|---|---:|---:|---:|---:|
| 2026 (so far) | 643 | 11,089 | 2 | 0.3% |
| 2025 | 879 | 14,333 | 6 | 0.7% |
| 2024 | 737 | 14,623 | 5 | 0.7% |
| 2023 | 678 | 14,151 | 6 | 0.9% |
| 2022 | 491 | 14,077 | 6 | 1.2% |
| 2021 | 531 | 14,252 | 4 | 0.8% |
| 2020 | 484 | 12,136 | 2 | 0.4% |
| 2019 | 550 | 10,906 | 4 | 0.7% |
| 2018 | 400 | 9,384 | 3 | 0.8% |
| 2017 | 510 | 8,546 | 4 | 0.8% |

*Main research topics (OpenAlex, all works)*

| # | Topic | Field | Works |
|---:|---|---|---:|
| 1 | Offshore Engineering and Technologies | Engineering | 2,119 |
| 2 | Hydrocarbon exploration and reservoir analysis | Engineering | 1,876 |
| 3 | Drilling and Well Engineering | Engineering | 1,714 |
| 4 | Geological Studies and Exploration | Earth and Planetary Sciences | 1,325 |
| 5 | Seismic Imaging and Inversion Techniques | Earth and Planetary Sciences | 1,284 |

From OpenAlex's own record of the institution (CC0), read again monthly. Works and citations count everything OpenAlex indexes, not only the tracked journals; topics are OpenAlex's classification of those works.

## Cite this page

Scholar4AI. (2026). Petrobras (Brazil). Journal and Conference Research Rankings. Retrieved November 5, 2026, from https://scholar4ai.com/companies/petrobras-brazil

```bibtex
@misc{scholar4ai-companies-petrobras-brazil,
  author = {{Scholar4AI}},
  title = {Petrobras (Brazil)},
  year = {2026},
  howpublished = {\url{https://scholar4ai.com/companies/petrobras-brazil}},
  urldate = {2026-11-05},
  note = {Journal and Conference 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/).