São Tomé and Príncipe

São Tomé and Príncipe

São Tomé and Príncipe, officially the Democratic Republic of Sao Tome and Principe, is an island country in the Gulf of Guinea, off the western equatorial coast of Central Africa. Derived from Wikipedia licensed CC-BY-SA.

Open Access statistics for São Tomé and Príncipe, covering academic research published from 2000 to 2025. Read More.


Open Access Percentage

96%


Total
Publications

4.3K


Total Open
Publications

4.1K


Total
Citations

66K


Open Access
Percentage

96%


Total
Publications

4.3K


Total Open
Publications

4.1K


Total
Citations

66K

Wikipedia

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Breakdown

36% 56% 3% 5%

Publisher Open

36%

Both

56%

Other Platform Open

3%

Closed

5%

Percentage of Open Access over time

0%10%20%30%40%50%60%70%80%90%100%
20002001200220032004200520062007200820092010201120122013201420152016201720182019202020212022202320242025

Publisher Open

Both

Other Platform Open

Closed

Volume of Open Access over time

050100150200250300350400450500550600Total Publications
20002001200220032004200520062007200820092010201120122013201420152016201720182019202020212022202320242025

Open

Closed

Publisher Open

58%OA Journal

OA Journal 58%

2.1K

Hybrid 25%

876

No Guarantees 17%

583

Other Platform Open

Institution 90%

2.1K

Domain 20%

465

Other Internet 8%

188

Preprint 4%

83

Public 1%

12

Other Platform Locations

Name

Platform Type

Publications

doaj.org OAI-PMH Repository
Institution
1.5K
LA Referencia
Institution
1.4K
aecid.es OAI-PMH Repository
Institution
904
PubMed Central
Domain
476
fiocruz.br OAI-PMH Repository
Institution
380
DOI
Other Internet
108
Unknown Repository
Other Internet
98
Research Square
Preprint
41
Universidade de Brasília
Institution
30
medRxiv
Preprint
25
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Data updated 18 June 2026

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