---
title: "Telefónica (Spain): research papers"
description: "From 2017 to 2026 (so far), authors at Telefónica (Spain) took part in 9 papers in the tracked journals, most of them in AI (5), economics (2) and information systems (1). 1 of them were published in 2025, against 1 in 2017."
url: https://scholar4ai.com/companies/telefonica-spain
markdown_url: https://scholar4ai.com/companies/telefonica-spain.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 Telefónica (Spain) took part in 9 papers in the tracked journals, most of them in AI (5), economics (2) and information systems (1). 1 of them were published in 2025, against 1 in… (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)
---

# Telefónica (Spain)

[Browse company research profiles](https://scholar4ai.com/companies/directory/page/3.md)

Papers in the tracked journals with an author at Telefónica (Spain): 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 Telefónica (Spain) took part in 9 papers in the tracked journals, most of them in AI (5), economics (2) and information systems (1).
- 1 of them were published in 2025, against 1 in 2017.
- Since 2023, the institutions with the most of these papers were Telefonica Research and Development (2), Aalborg University (1) and Amazon (United States) (1).
- The journals publishing most of them were Tourism Management (1), Telecommunications Policy (1) and IEEE Transactions on Knowledge and Data Engineering (1).
- The most-cited of them is “Explainable Artificial Intelligence (XAI): Concepts, taxonomies, opportunities and challenges toward responsible AI” (Information Fusion, 2019), with 10,445 citations.
- Since 2023, papers in the tracked journals cited 7 of its papers 743 times; 96% of those links came from papers with a university author and 0% from its own papers.
- Its own papers since 2023 cite archived papers 33 times, 6% of them papers with a company author.
- Across everything OpenAlex indexes, Telefónica (Spain) has 730 works with 33,011 citations (h-index 52).
- The tracked journals hold 9 of its 343 works in OpenAlex from 2017 to 2025 (2.6%).
- Its main research topics in OpenAlex are Software-Defined Networks and 5G (236), Advanced Optical Network Technologies (154) and Network Traffic and Congestion Control (74).

## Papers per year

*Papers per publication year and category*

| Category | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 (so far) |
|---|---:|---:|---:|---:|---:|---:|---:|---:|---:|---:|
| [AI](https://scholar4ai.com/categories/ai.md) | 0 | 0 | 1 | 1 | 2 | 0 | 0 | 0 | 1 | 0 |
| [Economics](https://scholar4ai.com/categories/economics.md) | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 1 | 0 | 0 |
| [Information Systems](https://scholar4ai.com/categories/information-systems.md) | 0 | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
| [Tourism and Hospitality](https://scholar4ai.com/categories/tourism-and-hospitality.md) | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 1 | 0 | 0 |
| All categories | 1 | 1 | 1 | 1 | 2 | 0 | 0 | 2 | 1 | 0 |

## Where the papers come from

*Journals with the most papers, since 2023*

| # | Journal | Papers |
|---:|---|---:|
| 1 | [Tourism Management](https://scholar4ai.com/journals/tourism-management.md) | 1 |
| 2 | [Telecommunications Policy](https://scholar4ai.com/journals/telecommunications-policy.md) | 1 |
| 3 | [IEEE Transactions on Knowledge and Data Engineering](https://scholar4ai.com/journals/ieee-transactions-on-knowledge-and-data-engineering.md) | 1 |

*Institutions with the most papers, since 2023*

| # | Institution | Papers |
|---:|---|---:|
| 1 | [Telefonica Research and Development](https://scholar4ai.com/companies/telefonica-research-and-development.md) | 2 |
| 2 | Aalborg University | 1 |
| 3 | [Amazon (United States)](https://scholar4ai.com/companies/amazon-united-states.md) | 1 |
| 4 | [Shandong University](https://scholar4ai.com/institutions/shandong-university.md) | 1 |
| 5 | Universidad Complutense de Madrid | 1 |
| 6 | Universidad Politécnica de Madrid | 1 |
| 7 | Universidad Pontificia Comillas | 1 |
| 8 | Universidad de Huelva | 1 |
| 9 | [University of Florida](https://scholar4ai.com/institutions/university-of-florida.md) | 1 |

*Countries with the most papers, since 2023*

| # | Country | Papers |
|---:|---|---:|
| 1 | Spain | 3 |
| 2 | United States | 2 |
| 3 | China | 1 |
| 4 | Denmark | 1 |
| 5 | United Kingdom | 1 |
| 6 | New Zealand | 1 |
| 7 | South Africa | 1 |

*Keywords with the most papers, since 2023*

| # | Keyword | Papers |
|---:|---|---:|
| 1 | AI regulation | 1 |
| 2 | GPU memory efficiency | 1 |
| 3 | [Twitter](https://scholar4ai.com/keywords/twitter.md) | 1 |
| 4 | content censorship | 1 |
| 5 | digital economy regulation | 1 |
| 6 | economic efficiency | 1 |
| 7 | firm-generated content | 1 |
| 8 | hotel industry | 1 |
| 9 | hotel management | 1 |
| 10 | image captioning | 1 |

## Most-cited papers

*Most-cited papers since 2017*

| # | Citations | Per month | Title | Journal | Published | Authors |
|---:|---:|---:|---|---|---|---|
| 1 | 10,445 | 126.9 | [Explainable Artificial Intelligence (XAI): Concepts, taxonomies, opportunities and challenges toward responsible AI](https://doi.org/10.1016/j.inffus.2019.12.012) | [Information Fusion](https://scholar4ai.com/journals/information-fusion.md) | 2019-12-26 | Alejandro Barredo Arrieta, Natalia Díaz-Rodríguez, Javier Del Ser et al. |
| 2 | 77 | 1.3 | [Rule extraction in unsupervised anomaly detection for model explainability: Application to OneClass SVM](https://doi.org/10.1016/j.eswa.2021.116100) | [Expert Systems with Applications](https://scholar4ai.com/journals/expert-systems-with-applications.md) | 2021-10-25 | Alberto Barbado, Óscar Corcho, Richard Benjamins |
| 3 | 37 | 0.5 | [Marketing analysis of wineries using social collective behavior from users’ temporal activity on Twitter](https://doi.org/10.1016/j.ipm.2020.102220) | [Information Processing & Management](https://scholar4ai.com/journals/information-processing-management.md) | 2020-02-18 | Gema Bello-Orgaz, Rus M. Mesas, Carmen Zarco et al. |
| 4 | 27 | 0.2 | [Empowering cash managers to achieve cost savings by improving predictive accuracy](https://doi.org/10.1016/j.ijforecast.2016.11.002) | [International Journal of Forecasting](https://scholar4ai.com/journals/international-journal-of-forecasting.md) | 2017-01-12 | Francisco Salas Molina, Francisco J. Martin, Juan A. Rodríguez-Aguilar et al. |
| 5 | 16 | 0.6 | [Topic-based engagement analysis: Focusing on hotel industry Twitter accounts](https://doi.org/10.1016/j.tourman.2024.104981) | [Tourism Management](https://scholar4ai.com/journals/tourism-management.md) | 2024-06-15 | Inmaculada Rabadán Martín, Lucía Barcos Redín, Jorge Pereira-Delgado et al. |
| 6 | 12 | 0.9 | [Efficient and Effective Adaptation of Multimodal Foundation Models in Sequential Recommendation](https://doi.org/10.1109/tkde.2025.3608071) | [IEEE Transactions on Knowledge and Data Engineering](https://scholar4ai.com/journals/ieee-transactions-on-knowledge-and-data-engineering.md) | 2025-09-09 | Junchen Fu, Xuri Ge, Xin Xin et al. |
| 7 | 5 | 0.1 | [DISCO PAL: Diachronic Spanish sonnet corpus with psychological and affective labels](https://doi.org/10.1007/s10579-021-09557-1) | [Language Resources and Evaluation](https://scholar4ai.com/journals/language-resources-and-evaluation.md) | 2021-10-13 | Alberto Barbado, Víctor Fresno, Ángeles Manjarrés Riesco et al. |
| 8 | 4 | 0.2 | [Perspectives on political influences on changes in telecommunications and internet economy markets](https://doi.org/10.1016/j.telpol.2024.102901) | [Telecommunications Policy](https://scholar4ai.com/journals/telecommunications-policy.md) | 2024-12-24 | Bronwyn E. Howell, Fernando Herrera González, Georg Serentschy et al. |

## Who cites its research

*Institutions whose papers cite it most, since 2023*

| # | Institution | Kind | Country | Links |
|---:|---|---|---|---:|
| 1 | [Universidad de Granada](https://scholar4ai.com/institutions/universidad-de-granada.md) | University | Spain | 24 |
| 2 | [Centre National de la Recherche Scientifique](https://scholar4ai.com/institutions/centre-national-de-la-recherche-scientifique.md) | Government | France | 12 |
| 3 | [University of Pisa](https://scholar4ai.com/institutions/university-of-pisa.md) | University | Italy | 11 |
| 4 | [Korea University](https://scholar4ai.com/institutions/korea-university.md) | University | South Korea | 9 |
| 5 | Tecnalia | Other | Spain | 9 |
| 6 | Saarland University | University | Germany | 9 |
| 7 | University of the Basque Country | University | Spain | 8 |
| 8 | [Nanyang Technological University](https://scholar4ai.com/institutions/nanyang-technological-university.md) | University | Singapore | 8 |
| 9 | Friedrich-Alexander-Universität Erlangen-Nürnberg | University | Germany | 8 |
| 10 | [Norwegian University of Science and Technology](https://scholar4ai.com/institutions/norwegian-university-of-science-and-technology.md) | University | Norway | 8 |

## What its papers cite

*Institutions its papers cite most, since 2023*

| # | Institution | Kind | Country | Links |
|---:|---|---|---|---:|
| 1 | Victoria University of Wellington | University | New Zealand | 3 |
| 2 | University of North Carolina at Charlotte | University | United States | 1 |
| 3 | [Vienna University of Economics and Business](https://scholar4ai.com/institutions/vienna-university-of-economics-and-business.md) | University | Austria | 1 |
| 4 | [Florida State University](https://scholar4ai.com/institutions/florida-state-university.md) | University | United States | 1 |
| 5 | Chinese Academy of Social Sciences | Research facility | China | 1 |
| 6 | Universidade dos Açores | University | Portugal | 1 |
| 7 | University of Rome Tor Vergata | University | Italy | 1 |
| 8 | FernUniversität in Hagen | University | Germany | 1 |
| 9 | Louisiana State University | University | United States | 1 |
| 10 | Reykjavík University | University | Iceland | 1 |

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

## In OpenAlex

*Telefónica (Spain) in OpenAlex*

| Item | Value |
|---|---|
| Type | Company |
| Location | Madrid, Spain |
| Units listed in OpenAlex | 2 |
| Works in OpenAlex | 730 |
| Citations | 33,011 |
| h-index | 52 |
| i10-index | 274 |
| 2-year mean citedness | 1.21 |
| Website | [www.telefonica.com/es](https://www.telefonica.com/es/) |
| ROR | [ror.org/012f7tj07](https://ror.org/012f7tj07) |
| OpenAlex | [openalex.org/I4210097190](https://openalex.org/I4210097190) |

*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) | 62 | 2,908 | 0 | 0.0% |
| 2025 | 64 | 2,929 | 1 | 1.6% |
| 2024 | 46 | 2,502 | 2 | 4.3% |
| 2023 | 26 | 2,372 | 0 | 0.0% |
| 2022 | 28 | 2,016 | 0 | 0.0% |
| 2021 | 34 | 1,888 | 2 | 5.9% |
| 2020 | 42 | 985 | 1 | 2.4% |
| 2019 | 42 | 505 | 1 | 2.4% |
| 2018 | 35 | 424 | 1 | 2.9% |
| 2017 | 26 | 412 | 1 | 3.8% |

*Main research topics (OpenAlex, all works)*

| # | Topic | Field | Works |
|---:|---|---|---:|
| 1 | Software-Defined Networks and 5G | Computer Science | 236 |
| 2 | Advanced Optical Network Technologies | Engineering | 154 |
| 3 | Network Traffic and Congestion Control | Computer Science | 74 |
| 4 | Optical Network Technologies | Engineering | 62 |
| 5 | Advanced Photonic Communication Systems | Engineering | 61 |

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). Telefónica (Spain). Journal and Conference Research Rankings. Retrieved November 5, 2026, from https://scholar4ai.com/companies/telefonica-spain

```bibtex
@misc{scholar4ai-companies-telefonica-spain,
  author = {{Scholar4AI}},
  title = {Telefónica (Spain)},
  year = {2026},
  howpublished = {\url{https://scholar4ai.com/companies/telefonica-spain}},
  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/).