Productivity Rankings is a unique service offered only by “AD Scientific Index”. This is a ranking system derived from the i10 index in order to show the productivity of the scientist in publishing scientific articles of value. Productivity Rankings is an instrument that lists productive scientists in a given area, discipline, university, and country and can guide the development of meaningful incentives and academic policies. The world rankings, regional rankings, and university rankings of scientists in this table are developed based on the total i10 index. Click for "last 6 years' i10 index". Also see: Universities Rankings 2024 (Sort by : Total i10 Index) and Universities Rankings 2024 (Sort by : Last 6 Years i10 Index)
* Total i10 Index Rankings
World Rank
865,421
Country Rank
947
Institution Rank : 17
![](https://cdn.adscientificindex.com/logos/28324.png)
![Bulgaria](/flags/bg.png)
![Michaela B Beshkova](/user/assets/images/profile/no-profile-photo.png)
Biology phytoplankton algae
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
12
1
0.083
* Total i10 Index Rankings
World Rank
1,011,913
Country Rank
1,187
Institution Rank : 39
![](https://cdn.adscientificindex.com/logos/28324.png)
![Bulgaria](/flags/bg.png)
![Michaela Beltcheva](/user/assets/images/profile/no-profile-photo.png)
biology
ecology
biomonitoring
small mammals
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
8
6
0.750
* Total i10 Index Rankings
World Rank
1,035,203
Country Rank
1,254
Institution Rank : 50
![](https://cdn.adscientificindex.com/logos/28324.png)
![Bulgaria](/flags/bg.png)
![Teodora Ivanova](/user/assets/images/profile/no-profile-photo.png)
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
7
7
1.000
* Total i10 Index Rankings
World Rank
1,438,252
Country Rank
2,042
Institution Rank : 126
![](https://cdn.adscientificindex.com/logos/28324.png)
![Bulgaria](/flags/bg.png)
![Nasko Atanasov](/user/assets/images/profile/no-profile-photo.png)
zoology
ecology
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
3
0
0.000
* Total i10 Index Rankings
World Rank
1,612,692
Country Rank
2,443
Institution Rank : 156
![](https://cdn.adscientificindex.com/logos/28324.png)
![Bulgaria](/flags/bg.png)
![Rabia Soufi](/user/assets/images/profile/no-profile-photo.png)
Ecology
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
1
1
1.000
* Total i10 Index Rankings
World Ranking
865,421
Country Ranking
947
Institution Ranking
17
Michaela B Beshkova
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
12
1
0.083
* Total i10 Index Rankings
World Ranking
1,011,913
Country Ranking
1,187
Institution Ranking
39
Michaela Beltcheva
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
8
6
0.750
![](https://cdn.adscientificindex.com/logos/28324.png)
biology
ecology
biomonitoring
small mammals
* Total i10 Index Rankings
World Ranking
1,035,203
Country Ranking
1,254
Institution Ranking
50
Teodora Ivanova
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
7
7
1.000
* Total i10 Index Rankings
World Ranking
1,438,252
Country Ranking
2,042
Institution Ranking
126
Nasko Atanasov
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
3
0
0.000
* Total i10 Index Rankings
World Ranking
1,612,692
Country Ranking
2,443
Institution Ranking
156
Rabia Soufi
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
1
1
1.000