On AD Scientific Index, you can explore the individual achievements of scientists in detail and evaluate their academic productivity based on total and recent H-index, i10 index, and citation counts. With Premium Membership, gain access to extended analyses and detailed data to assess and enhance your academic performance more effectively.
* Total H Index Rankings
Ranking Based
On Selection: 1
![Krassimir Atanassov](https://cdn.adscientificindex.com/pictures/05/4412469.jpg)
Mathematical Modelling
Artificial Intelligence
Intuitionistic Fuzzy Sets
Generalized Nets
Number Theory Network Physiology
H-Index Metrics
Total
Last 6 Years
Last 6 Years / Total
57
35
0.614
* Total H Index Rankings
Ranking Based
On Selection: 2
![Nikolay K Vitanov](https://cdn.adscientificindex.com/pictures/16/4413182.jpg)
nonlinear PDEs
nonlinear time series analysis
nonlinear fluid dynamics
social dynamics
mathematical economics
H-Index Metrics
Total
Last 6 Years
Last 6 Years / Total
47
33
0.702
* Total H Index Rankings
Ranking Based
On Selection: 3
![Nikolay Kyurkchiev](https://cdn.adscientificindex.com/pictures/ab/1442594.jpg)
numerical methods
H-Index Metrics
Total
Last 6 Years
Last 6 Years / Total
38
28
0.737
* Total H Index Rankings
Ranking Based
On Selection: 4
![Vladimir Stefanov Gerdjikov](https://cdn.adscientificindex.com/pictures/f9/4413178.jpg)
soliton theory
integrable systems
soliton interactions
H-Index Metrics
Total
Last 6 Years
Last 6 Years / Total
37
16
0.432
* Total H Index Rankings
Ranking Based
On Selection: 5
![Vladimir Gerdjikov, Vladimir Gerdzhikov](https://cdn.adscientificindex.com/pictures/24/5005613.jpg)
mathematical physics
soliton theory
soliton interactions
H-Index Metrics
Total
Last 6 Years
Last 6 Years / Total
37
16
0.432
* Total H Index Rankings
Ranking Based
On Selection: 6
![Svetoslav Markov](https://cdn.adscientificindex.com/pictures/cd/4413188.jpg)
biomathematics
interval analysis
enzyme kinetics
mathematical modelling
H-Index Metrics
Total
Last 6 Years
Last 6 Years / Total
33
17
0.515
* Total H Index Rankings
Ranking Based
On Selection: 7
![Anton Iliev](https://cdn.adscientificindex.com/pictures/a5/1442388.jpg)
numerical methods
information systems
H-Index Metrics
Total
Last 6 Years
Last 6 Years / Total
31
26
0.839
* Total H Index Rankings
Ranking Based
On Selection: 8
![Snezhana Hristova](https://cdn.adscientificindex.com/pictures/0f/1399968.jpg)
Differential Equations
Delays
Impulses
Difference Equations
Fractional Differential Equations
H-Index Metrics
Total
Last 6 Years
Last 6 Years / Total
26
19
0.731
* Total H Index Rankings
Ranking Based
On Selection: 9
![Vesselin Drensky](/user/assets/images/profile/no-profile-photo.png)
Algebra
H-Index Metrics
Total
Last 6 Years
Last 6 Years / Total
26
12
0.462
* Total H Index Rankings
Ranking Based
On Selection: 10
![Petar Kenderov](/user/assets/images/profile/no-profile-photo.png)
Topology
Convex analysis
Optimization
Banach spaces
H-Index Metrics
Total
Last 6 Years
Last 6 Years / Total
26
10
0.385
* Total H Index Rankings
Ranking Based
On Selection: 11
![Petko D. Proinov](https://cdn.adscientificindex.com/pictures/0f/1392550.jpg)
Iterative Methods
Fixed Point Theory
Uniform Distribution Theory
H-Index Metrics
Total
Last 6 Years
Last 6 Years / Total
24
17
0.708
* Total H Index Rankings
Ranking Based
On Selection: 12
![Stepan Tersian](https://cdn.adscientificindex.com/pictures/47/1392498.jpg)
Mathematics: Mathematical analysis
Differential equations
Optimization
H-Index Metrics
Total
Last 6 Years
Last 6 Years / Total
23
15
0.652
* Total H Index Rankings
Ranking Based
On Selection: 13
![Popova ED](https://cdn.adscientificindex.com/pictures/25/4413292.jpg)
interval arithmetic
linear systems
enclosure methods
mathematical software
modelling with uncertain data
H-Index Metrics
Total
Last 6 Years
Last 6 Years / Total
22
8
0.364
* Total H Index Rankings
Ranking Based
On Selection: 14
![Pencho G. Marinov](https://cdn.adscientificindex.com/pictures/3e/4413316.jpg)
Approximation Theory
Parallel algorithms and Simulation on Computers
Image Processing and Compression
Plasma Physics
Optimiz
H-Index Metrics
Total
Last 6 Years
Last 6 Years / Total
21
13
0.619
* Total H Index Rankings
Ranking Based
On Selection: 15
![Iliya D. Iliev](https://cdn.adscientificindex.com/pictures/8b/4413288.jpg)
Differential equations
H-Index Metrics
Total
Last 6 Years
Last 6 Years / Total
21
13
0.619
* Total H Index Rankings
Ranking Based
On Selection: 16
![Ivan Ganchev Ivanov](https://cdn.adscientificindex.com/pictures/a7/1392354.jpg)
modeling
machine learning algorithms
H-Index Metrics
Total
Last 6 Years
Last 6 Years / Total
21
12
0.571
* Total H Index Rankings
Ranking Based
On Selection: 17
![Tsviatko Rangelov](https://cdn.adscientificindex.com/pictures/f9/4413327.jpg)
differential and integral equations
H-Index Metrics
Total
Last 6 Years
Last 6 Years / Total
21
11
0.524
* Total H Index Rankings
Ranking Based
On Selection: 18
![Ivaïlo M. Mladenov](https://cdn.adscientificindex.com/pictures/1c/4413299.jpg)
Mathematics
Physics
Biology
H-Index Metrics
Total
Last 6 Years
Last 6 Years / Total
20
10
0.500
* Total H Index Rankings
Ranking Based
On Selection: 19
![Desislava Paneva-Marinova](https://cdn.adscientificindex.com/pictures/12/4413348.jpg)
Digital Libraries
eLearning
Personalization
User Modeling
H-Index Metrics
Total
Last 6 Years
Last 6 Years / Total
20
9
0.450
* Total H Index Rankings
Ranking Based
On Selection: 20
![Mihail Konstantinov](https://cdn.adscientificindex.com/pictures/f7/1392390.jpg)
Differential Equations
Control Theory
Matrix Theory
Scientific Computations
Voting Theory
H-Index Metrics
Total
Last 6 Years
Last 6 Years / Total
20
9
0.450
* Total H Index Rankings
Ranking Based
On Selection: 21
![E. Horozov](/user/assets/images/profile/no-profile-photo.png)
Mathematics
Mathematical physics
H-Index Metrics
Total
Last 6 Years
Last 6 Years / Total
20
9
0.450
* Total H Index Rankings
Ranking Based
On Selection: 22
![Georgi Gluhchev](https://cdn.adscientificindex.com/pictures/f1/4413310.jpg)
mathematics
water
health
H-Index Metrics
Total
Last 6 Years
Last 6 Years / Total
19
12
0.632
* Total H Index Rankings
Ranking Based
On Selection: 23
![Daniel Dantchev](https://cdn.adscientificindex.com/pictures/35/4413313.jpg)
statistical mechanics
Casimir effect
exactly solvable models
theory of probability
biomechanics
H-Index Metrics
Total
Last 6 Years
Last 6 Years / Total
19
7
0.368
* Total H Index Rankings
Ranking Based
On Selection: 24
![Nikolai Nikolov](https://cdn.adscientificindex.com/pictures/2e/4413450.jpg)
Several complex variables
H-Index Metrics
Total
Last 6 Years
Last 6 Years / Total
18
12
0.667
* Total H Index Rankings
Ranking Based
On Selection: 25
![Mancho Manev](https://cdn.adscientificindex.com/pictures/d2/1442551.jpg)
Differential Geometry
Discrete Geometry
E-Learning
H-Index Metrics
Total
Last 6 Years
Last 6 Years / Total
18
10
0.556
Krassimir Atanassov
H-Index Metrics
Total
Last 6 Years
Last 6 Years / Total
57
35
0.614
Mathematical Modelling
Artificial Intelligence
Intuitionistic Fuzzy Sets
Generalized Nets
Number Theory Network Physiology
Nikolay K Vitanov
H-Index Metrics
Total
Last 6 Years
Last 6 Years / Total
47
33
0.702
nonlinear PDEs
nonlinear time series analysis
nonlinear fluid dynamics
social dynamics
mathematical economics
Nikolay Kyurkchiev
H-Index Metrics
Total
Last 6 Years
Last 6 Years / Total
38
28
0.737
Vladimir Stefanov Gerdjikov
H-Index Metrics
Total
Last 6 Years
Last 6 Years / Total
37
16
0.432
soliton theory
integrable systems
soliton interactions
Vladimir Gerdjikov, Vladimir Gerdzhikov
H-Index Metrics
Total
Last 6 Years
Last 6 Years / Total
37
16
0.432
mathematical physics
soliton theory
soliton interactions
Svetoslav Markov
H-Index Metrics
Total
Last 6 Years
Last 6 Years / Total
33
17
0.515
biomathematics
interval analysis
enzyme kinetics
mathematical modelling
Anton Iliev
H-Index Metrics
Total
Last 6 Years
Last 6 Years / Total
31
26
0.839
numerical methods
information systems
Snezhana Hristova
H-Index Metrics
Total
Last 6 Years
Last 6 Years / Total
26
19
0.731
Differential Equations
Delays
Impulses
Difference Equations
Fractional Differential Equations
Vesselin Drensky
H-Index Metrics
Total
Last 6 Years
Last 6 Years / Total
26
12
0.462
Petar Kenderov
H-Index Metrics
Total
Last 6 Years
Last 6 Years / Total
26
10
0.385
Topology
Convex analysis
Optimization
Banach spaces
Petko D. Proinov
H-Index Metrics
Total
Last 6 Years
Last 6 Years / Total
24
17
0.708
Iterative Methods
Fixed Point Theory
Uniform Distribution Theory
Stepan Tersian
H-Index Metrics
Total
Last 6 Years
Last 6 Years / Total
23
15
0.652
Mathematics: Mathematical analysis
Differential equations
Optimization
Popova ED
H-Index Metrics
Total
Last 6 Years
Last 6 Years / Total
22
8
0.364
interval arithmetic
linear systems
enclosure methods
mathematical software
modelling with uncertain data
Pencho G. Marinov
H-Index Metrics
Total
Last 6 Years
Last 6 Years / Total
21
13
0.619
Approximation Theory
Parallel algorithms and Simulation on Computers
Image Processing and Compression
Plasma Physics
Optimiz
Iliya D. Iliev
H-Index Metrics
Total
Last 6 Years
Last 6 Years / Total
21
13
0.619
Ivan Ganchev Ivanov
H-Index Metrics
Total
Last 6 Years
Last 6 Years / Total
21
12
0.571
modeling
machine learning algorithms
Tsviatko Rangelov
H-Index Metrics
Total
Last 6 Years
Last 6 Years / Total
21
11
0.524
differential and integral equations
Ivaïlo M. Mladenov
H-Index Metrics
Total
Last 6 Years
Last 6 Years / Total
20
10
0.500
Desislava Paneva-Marinova
H-Index Metrics
Total
Last 6 Years
Last 6 Years / Total
20
9
0.450
Digital Libraries
eLearning
Personalization
User Modeling
Mihail Konstantinov
H-Index Metrics
Total
Last 6 Years
Last 6 Years / Total
20
9
0.450
Differential Equations
Control Theory
Matrix Theory
Scientific Computations
Voting Theory
E. Horozov
H-Index Metrics
Total
Last 6 Years
Last 6 Years / Total
20
9
0.450
Mathematics
Mathematical physics
Georgi Gluhchev
H-Index Metrics
Total
Last 6 Years
Last 6 Years / Total
19
12
0.632
Daniel Dantchev
H-Index Metrics
Total
Last 6 Years
Last 6 Years / Total
19
7
0.368
statistical mechanics
Casimir effect
exactly solvable models
theory of probability
biomechanics
Nikolai Nikolov
H-Index Metrics
Total
Last 6 Years
Last 6 Years / Total
18
12
0.667
Mancho Manev
H-Index Metrics
Total
Last 6 Years
Last 6 Years / Total
18
10
0.556
Differential Geometry
Discrete Geometry
E-Learning