21st Century Systems (United States)
Open Access statistics for 21st Century Systems (United States), United States, covering academic research published from 2001 to 2023.
Open Access statistics for 21st Century Systems (United States), United States, covering academic research published from 2001 to 2023. Read More.
Open Access Percentage
15%
Total
Publications
85
Total Open
Publications
13
Total
Citations
752
Open Access
Percentage
15%
Total
Publications
85
Total Open
Publications
13
Total
Citations
752
Breakdown
Publisher Open
8%
Both
5%
Other Platform Open
2%
Closed
85%
Percentage of Open Access over time
Publisher Open
Both
Other Platform Open
Closed
Volume of Open Access over time
Open
Closed
Publisher Open
OA Journal 18%
2
Hybrid 36%
4
No Guarantees 46%
5
Other Platform Open
Domain 50%
3
Institution 33%
2
Other Internet 33%
2
Public 17%
1
Preprint 0%
0
Other Platform Locations
Name | Platform Type | Publications |
|---|---|---|
PubMed Central | Domain | 3 |
Europe PMC | Domain | 3 |
Unknown Repository | Other Internet | 2 |
University of Oslo - Duo Research Archive | Institution | 1 |
Universidad de la Rioja - Dialnet | Institution | 1 |
Semantic Scholar | Public | 1 |