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Citation Rankings
Highly Cited Researchers

Natural Sciences / Mathematical Sciences Highly Cited Researchers 365 Scientists Citation in Romania Rankings - 2026

See how widely and consistently research is cited with real-time citation rankings.
Covering 2.6 million scientists, this list evaluates both total and last 5 years’ citation counts to measure scientific influence and highlight Highly Cited Researchers.
Built on transparency, it also addresses unethical practices and encourages reporting of violations. Compare results across 13 fields and 221 disciplines.

* Total Citation Counts Rankings

Rankings

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49,192
World Rank
46
Country Rank
3
University
Ranking Based On Selection:
1
Natural Sciences / Mathematical Sciences
PDE | Control Theory | Nonlinear Semigroups | Stochastic differential equation

Citation Metrics

  • Total
    19,640
  • Last 5 Years
    5,381
  • Last 5 Years / Total
    0.274
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* Total Citation Counts Rankings

Rankings

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119,166
World Rank
94
Country Rank
4
University
Ranking Based On Selection:
2
Natural Sciences / Mathematical Sciences
Academy of Romanian Scientist

Citation Metrics

  • Total
    9,718
  • Last 5 Years
    3,746
  • Last 5 Years / Total
    0.385
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* Total Citation Counts Rankings

Rankings

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127,683
World Rank
100
Country Rank
7
University
Ranking Based On Selection:
3
Natural Sciences / Mathematical Sciences
Molecular topology | counting polynomials | topological indices | polyhedral cage

Citation Metrics

  • Total
    9,107
  • Last 5 Years
    1,116
  • Last 5 Years / Total
    0.123
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* Total Citation Counts Rankings

Rankings

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150,790
World Rank
119
Country Rank
10
University
Ranking Based On Selection:
4
Natural Sciences / Mathematical Sciences
Nonlinear analysis | Differential Equations | Fixed Point Theory

Citation Metrics

  • Total
    7,798
  • Last 5 Years
    2,450
  • Last 5 Years / Total
    0.314
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* Total Citation Counts Rankings

Rankings

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170,133
World Rank
146
Country Rank
3
University
Ranking Based On Selection:
5
Natural Sciences / Mathematical Sciences
approximation theory | fuzzy mathematics | PDE | analysis | Academy of Romanian Scientist

Citation Metrics

  • Total
    6,989
  • Last 5 Years
    2,408
  • Last 5 Years / Total
    0.345
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* Total Citation Counts Rankings

Rankings

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175,920
World Rank
156
Country Rank
15
University
Ranking Based On Selection:
6
Natural Sciences / Mathematical Sciences
Mathematics | Analysis | Academy of Romanian Scientist

Citation Metrics

  • Total
    6,782
  • Last 5 Years
    2,508
  • Last 5 Years / Total
    0.370
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* Total Citation Counts Rankings

Rankings

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221,838
World Rank
225
Country Rank
27
University
Ranking Based On Selection:
7

Citation Metrics

  • Total
    5,348
  • Last 5 Years
    927
  • Last 5 Years / Total
    0.173
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* Total Citation Counts Rankings

Rankings

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226,695
World Rank
228
Country Rank
1
University
Ranking Based On Selection:
8
Natural Sciences / Mathematical Sciences
Topology | Fixed point theor

Citation Metrics

  • Total
    5,214
  • Last 5 Years
    1,116
  • Last 5 Years / Total
    0.214
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* Total Citation Counts Rankings

Rankings

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260,200
World Rank
274
Country Rank
1
University
Ranking Based On Selection:
9
Natural Sciences / Mathematical Sciences
Real Analysis | Convexity | History and Heuristics of Mathematics | Academy of Romanian Scientist

Citation Metrics

  • Total
    4,532
  • Last 5 Years
    1,666
  • Last 5 Years / Total
    0.368
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* Total Citation Counts Rankings

Rankings

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265,454
World Rank
292
Country Rank
10
University
Ranking Based On Selection:
10
Natural Sciences / Mathematical Sciences
Mathematics | Approximation Theory | Functional Analysi

Citation Metrics

  • Total
    4,392
  • Last 5 Years
    1,753
  • Last 5 Years / Total
    0.399
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* Total Citation Counts Rankings

Rankings

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268,890
World Rank
294
Country Rank
22
University
Ranking Based On Selection:
11
Natural Sciences / Mathematical Sciences
Mathematics | Informatics | Linguistics | Semiotic

Citation Metrics

  • Total
    4,343
  • Last 5 Years
    453
  • Last 5 Years / Total
    0.104
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* Total Citation Counts Rankings

Rankings

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318,926
World Rank
386
Country Rank
47
University
Ranking Based On Selection:
12
Natural Sciences / Mathematical Sciences
Complex Analysis | Geometric Function Theor

Citation Metrics

  • Total
    3,597
  • Last 5 Years
    1,021
  • Last 5 Years / Total
    0.284
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* Total Citation Counts Rankings

Rankings

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332,711
World Rank
411
Country Rank
13
University
Ranking Based On Selection:
13
Natural Sciences / Mathematical Sciences
shadow economy | labour market dynamics | regional development | sustainable finance | impact evaluatio

Citation Metrics

  • Total
    3,451
  • Last 5 Years
    2,729
  • Last 5 Years / Total
    0.791
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* Total Citation Counts Rankings

Rankings

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350,690
World Rank
453
Country Rank
8
University
Ranking Based On Selection:
14
Natural Sciences / Mathematical Sciences
Partial Differential Equations | Calculus of Variation

Citation Metrics

  • Total
    3,194
  • Last 5 Years
    956
  • Last 5 Years / Total
    0.299
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* Total Citation Counts Rankings

Rankings

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357,787
World Rank
470
Country Rank
58
University
Ranking Based On Selection:
15
Natural Sciences / Mathematical Sciences
Nonlinear Functional Analysis | Ordinary Differential Equations | Partial Differential Equation

Citation Metrics

  • Total
    3,089
  • Last 5 Years
    1,212
  • Last 5 Years / Total
    0.392
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* Total Citation Counts Rankings

Rankings

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383,638
World Rank
515
Country Rank
62
University
Ranking Based On Selection:
16
Natural Sciences / Mathematical Sciences
Complex Analysis | Geometric Function Theor

Citation Metrics

  • Total
    2,848
  • Last 5 Years
    1,504
  • Last 5 Years / Total
    0.528
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* Total Citation Counts Rankings

Rankings

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399,550
World Rank
554
Country Rank
68
University
Ranking Based On Selection:
17
Natural Sciences / Mathematical Sciences
Nonlinear Analysis | Optimizatio

Citation Metrics

  • Total
    2,698
  • Last 5 Years
    763
  • Last 5 Years / Total
    0.283
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* Total Citation Counts Rankings

Rankings

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415,031
World Rank
598
Country Rank
23
University
Ranking Based On Selection:
18
Natural Sciences / Mathematical Sciences
Mathematics | Applied Mathematic

Citation Metrics

  • Total
    2,554
  • Last 5 Years
    1,168
  • Last 5 Years / Total
    0.457
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* Total Citation Counts Rankings

Rankings

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422,381
World Rank
622
Country Rank
29
University
Ranking Based On Selection:
19
Natural Sciences / Mathematical Sciences
Functional equations and inequalities | Hyers-Ulam stability | Fixed point

Citation Metrics

  • Total
    2,507
  • Last 5 Years
    524
  • Last 5 Years / Total
    0.209
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* Total Citation Counts Rankings

Rankings

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424,098
World Rank
627
Country Rank
78
University
Ranking Based On Selection:
20
Natural Sciences / Mathematical Sciences
Riemannian and Finsler geometry | Calculus of variation

Citation Metrics

  • Total
    2,488
  • Last 5 Years
    832
  • Last 5 Years / Total
    0.334
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* Total Citation Counts Rankings

Rankings

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443,241
World Rank
678
Country Rank
23
University
Ranking Based On Selection:
21
Natural Sciences / Mathematical Sciences
dynamical systems | fractional-order systems | delay differential equations | mathematical modellin

Citation Metrics

  • Total
    2,366
  • Last 5 Years
    1,080
  • Last 5 Years / Total
    0.456
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* Total Citation Counts Rankings

Rankings

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463,874
World Rank
731
Country Rank
26
University
Ranking Based On Selection:
22

Citation Metrics

  • Total
    2,241
  • Last 5 Years
    1,655
  • Last 5 Years / Total
    0.739
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* Total Citation Counts Rankings

Rankings

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475,395
World Rank
759
Country Rank
31
University
Ranking Based On Selection:
23

Citation Metrics

  • Total
    2,118
  • Last 5 Years
    184
  • Last 5 Years / Total
    0.087
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* Total Citation Counts Rankings

Rankings

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486,445
World Rank
787
Country Rank
35
University
Ranking Based On Selection:
24

Citation Metrics

  • Total
    2,050
  • Last 5 Years
    724
  • Last 5 Years / Total
    0.353
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* Total Citation Counts Rankings

Rankings

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500,704
World Rank
825
Country Rank
103
University
Ranking Based On Selection:
25

Citation Metrics

  • Total
    1,979
  • Last 5 Years
    714
  • Last 5 Years / Total
    0.361
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