Citation Rankings
Highly Cited Researchers

University of Shumen Bishop Konstantin of Preslav Highly Cited Researchers CitationOthers Rankings 2025

Citation Rankings (Highly Cited Researchers) and the list of the most cited and influential researchers cover a wide range of scientific fields, spanning 197 main and sub-disciplines, as well as the Art and Humanities Citation Rankings and Social Sciences and Humanities Citation Rankings, offering a unique service. Additionally, the list without CERN, Statistical Data, etc., provided exclusively by “AD Scientific Index”, is part of our effort to balance the situation created by CERN and researchers with statistical data, who have an advantage over others, especially those in the social and humanities fields. There should be new regulations for multi-author and CERN papers. Citation lists also reveal many rule violations and unethical practices. See also for more specific citation analyses: Scientists Last 6 years Citation IndexUniversities Total Citations Rankings 2025 and Universities Last 6 Years Citations Rankings 2025

* Total Citation Counts Rankings
Ranking Based On Selection :2
Bulgaria
Павлина Йорданова
Extreme value theory
Risk theory
Theory of probability
Random processes
Statistics
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
332
197
0.593
* Total Citation Counts Rankings
Ranking Based On Selection :3
Bulgaria
Vanya Koleva
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
246
179
0.728
* Total Citation Counts Rankings
Ranking Based On Selection :4
Bulgaria
Doroteya L. Vasileva
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
218
130
0.596
* Total Citation Counts Rankings
Ranking Based On Selection :5
Bulgaria
Ivo Michailov
The embedding problem in Galois theory
Noether's problem
Bogomolov multipliers
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
196
50
0.255
* Total Citation Counts Rankings
Ranking Based On Selection :6
Bulgaria
Dilyana Ivanova
physicochemistry
thin films
surfactants
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
180
77
0.428
* Total Citation Counts Rankings
Ranking Based On Selection :7
Bulgaria
Teodora Koynova
ecology
environmental monitoring
biodiversity
ethology
herpetology
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
178
143
0.803
* Total Citation Counts Rankings
Ranking Based On Selection :8
Bulgaria
Plamen Chamurliyski
agricultural
wheat breeding
plant protection
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
158
98
0.620
* Total Citation Counts Rankings
Ranking Based On Selection :9
Bulgaria
Радка Русева
Coding Theory
Combinatorics
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
133
23
0.173
* Total Citation Counts Rankings
Ranking Based On Selection :10
Bulgaria
Stanimir Zhelezov
Steganography
Information Security
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
132
60
0.455
* Total Citation Counts Rankings
Ranking Based On Selection :11
Bulgaria
Radka Ruseva
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
123
22
0.179
* Total Citation Counts Rankings
Ranking Based On Selection :12
Bulgaria
Petar Boyanov
Information Security
Digital Forensics
Computer and Network Security
Steganography
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
105
79
0.752
* Total Citation Counts Rankings
Ranking Based On Selection :13
Bulgaria
Stella Doncheva
archaeology
metalwork
history
architecture
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
102
56
0.549
* Total Citation Counts Rankings
Ranking Based On Selection :14
Bulgaria
Ирина Иванова
метoдика на чуждоезиковото обучение
лингвистика
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
100
96
0.960
* Total Citation Counts Rankings
Ranking Based On Selection :15
Bulgaria
Нина Архангелова
физика
еклогия
медицина
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
86
34
0.395
* Total Citation Counts Rankings
Ranking Based On Selection :16
Bulgaria
Ziapkov Nikola
Algebra
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
75
7
0.093
* Total Citation Counts Rankings
Ranking Based On Selection :17
Bulgaria
Надка Николова
историческа социолингвистика
история на новобългарския книжовен
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
71
28
0.394
* Total Citation Counts Rankings
Ranking Based On Selection :18
Bulgaria
Velka Popova
психолингвистика
когнитивна лингвистика
онтолингвистика
корпусна
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
69
35
0.507
* Total Citation Counts Rankings
Ranking Based On Selection :19
Bulgaria
Valentin Velev
Polymer physics
Oriented polymer materials
Structure developments
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
67
7
0.104
* Total Citation Counts Rankings
Ranking Based On Selection :20
Bulgaria
Велка Попова
психолингвистика
когнитивна лингвистика
корпусна лингвистика
меди
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
66
35
0.530
* Total Citation Counts Rankings
Ranking Based On Selection :21
Bulgaria
Chamurliyski, Plamen
wheat breeding
wheat genetic
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
61
41
0.672
* Total Citation Counts Rankings
Ranking Based On Selection :22
Bulgaria
Galina S. Borisova
Operator theory
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
56
25
0.446
* Total Citation Counts Rankings
Ranking Based On Selection :23
Bulgaria
Tihomir Trifonov
DSP
Matlab
Image Processing
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
42
31
0.738
* Total Citation Counts Rankings
Ranking Based On Selection :24
Bulgaria
Tsvetelina Ivanova
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
30
30
1.000
* Total Citation Counts Rankings
Ranking Based On Selection :25
Bulgaria
Deyana Peneva
прагматика
речеви актове
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
24
19
0.792
* Total Citation Counts Rankings
Rankings
989,310
Bulgaria
1,106
9
Ranking Based On Selection: 1
Гюрхан Неджибов|Gyurhan Nedzhibov
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
402
155
0.386
* Total Citation Counts Rankings
Rankings
1,064,631
Bulgaria
1,317
13
Ranking Based On Selection: 2
Павлина Йорданова
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
332
197
0.593
Extreme value theory
Risk theory
Theory of probability
Random processes
Statistics
* Total Citation Counts Rankings
Rankings
1,185,919
Bulgaria
1,658
18
Ranking Based On Selection: 3
Vanya Koleva
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
246
179
0.728
* Total Citation Counts Rankings
Rankings
1,236,505
Bulgaria
1,782
19
Ranking Based On Selection: 4
Doroteya L. Vasileva
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
218
130
0.596
* Total Citation Counts Rankings
Rankings
1,281,149
Bulgaria
1,913
22
Ranking Based On Selection: 5
Ivo Michailov
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
196
50
0.255
The embedding problem in Galois theory
Noether's problem
Bogomolov multipliers
* Total Citation Counts Rankings
Rankings
1,316,953
Bulgaria
2,017
23
Ranking Based On Selection: 6
Dilyana Ivanova
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
180
77
0.428
physicochemistry
thin films
surfactants
* Total Citation Counts Rankings
Rankings
1,320,842
Bulgaria
2,029
24
Ranking Based On Selection: 7
Teodora Koynova
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
178
143
0.803
ecology
environmental monitoring
biodiversity
ethology
herpetology
* Total Citation Counts Rankings
Rankings
1,371,789
Bulgaria
2,190
26
Ranking Based On Selection: 8
Plamen Chamurliyski
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
158
98
0.620
agricultural
wheat breeding
plant protection
* Total Citation Counts Rankings
Rankings
1,445,481
Bulgaria
2,416
29
Ranking Based On Selection: 9
Радка Русева
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
133
23
0.173
Coding Theory
Combinatorics
* Total Citation Counts Rankings
Rankings
1,448,339
Bulgaria
2,423
30
Ranking Based On Selection: 10
Stanimir Zhelezov
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
132
60
0.455
Steganography
Information Security
* Total Citation Counts Rankings
Rankings
1,478,003
Bulgaria
2,515
31
Ranking Based On Selection: 11
Radka Ruseva
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
123
22
0.179
* Total Citation Counts Rankings
Rankings
1,541,209
Bulgaria
2,700
32
Ranking Based On Selection: 12
Petar Boyanov
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
105
79
0.752
Information Security
Digital Forensics
Computer and Network Security
Steganography
* Total Citation Counts Rankings
Rankings
1,553,408
Bulgaria
2,743
33
Ranking Based On Selection: 13
Stella Doncheva
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
102
56
0.549
archaeology
metalwork
history
architecture
* Total Citation Counts Rankings
Rankings
1,559,378
Bulgaria
2,758
34
Ranking Based On Selection: 14
Ирина Иванова
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
100
96
0.960
метoдика на чуждоезиковото обучение
лингвистика
* Total Citation Counts Rankings
Rankings
1,620,730
Bulgaria
2,955
35
Ranking Based On Selection: 15
Нина Архангелова
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
86
34
0.395
физика
еклогия
медицина
* Total Citation Counts Rankings
Rankings
1,672,553
Bulgaria
3,125
37
Ranking Based On Selection: 16
Ziapkov Nikola
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
75
7
0.093
* Total Citation Counts Rankings
Rankings
1,692,134
Bulgaria
3,185
38
Ranking Based On Selection: 17
Надка Николова
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
71
28
0.394
историческа социолингвистика
история на новобългарския книжовен
* Total Citation Counts Rankings
Rankings
1,702,072
Bulgaria
3,206
39
Ranking Based On Selection: 18
Velka Popova
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
69
35
0.507
психолингвистика
когнитивна лингвистика
онтолингвистика
корпусна
* Total Citation Counts Rankings
Rankings
1,713,036
Bulgaria
3,242
40
Ranking Based On Selection: 19
Valentin Velev
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
67
7
0.104
Polymer physics
Oriented polymer materials
Structure developments
* Total Citation Counts Rankings
Rankings
1,717,583
Bulgaria
3,255
41
Ranking Based On Selection: 20
Велка Попова
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
66
35
0.530
психолингвистика
когнитивна лингвистика
корпусна лингвистика
меди
* Total Citation Counts Rankings
Rankings
1,744,137
Bulgaria
3,331
43
Ranking Based On Selection: 21
Chamurliyski, Plamen
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
61
41
0.672
wheat breeding
wheat genetic
* Total Citation Counts Rankings
Rankings
1,773,761
Bulgaria
3,426
44
Ranking Based On Selection: 22
Galina S. Borisova
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
56
25
0.446
* Total Citation Counts Rankings
Rankings
1,862,896
Bulgaria
3,652
45
Ranking Based On Selection: 23
Tihomir Trifonov
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
42
31
0.738
DSP
Matlab
Image Processing
* Total Citation Counts Rankings
Rankings
1,952,430
Bulgaria
3,881
46
Ranking Based On Selection: 24
Tsvetelina Ivanova
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
30
30
1.000
* Total Citation Counts Rankings
Rankings
2,014,811
Bulgaria
4,045
50
Ranking Based On Selection: 25
Deyana Peneva
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
24
19
0.792
прагматика
речеви актове