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Thomas, David S.G.

University of Oxford, United Kingdom

2025 Rank: 44265

Overall Rank
Rank in SubField 1
Publications
Citations
Main Field:

Clinical Medicine

SubField 1:

Geography

SubField 2:

Paleontology

Rank in SubField 1: 213 out of 20228 Researchers

Data For The Year: 2025
Metrics Self-Citations Excluded All
Rank Based on Composite Score4426546102
Total Cites723759
H-index1111
Hm-index66
Number of Single Authored Papers156156
Total Cites to Single Authored Papers2727
Number of Single+First Authored Papers200200
Total Cites to Single+First Authored Papers125129
Number of Single+First+Last Authored Papers298298
Total Cites to Single+First+Last Authored Papers473486
Composite Score23
Number of Distinct Citing Papers560576
Ratio of Total Citations to Distinct Citing Papers 1.29 1.32
Self-Citation Percentage
4.74%
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Thomas, David S.G.

University of the Witwatersrand, Johannesburg, South Africa

2024 Rank: 40128

Overall Rank
Rank in SubField 1
Publications
Citations
Main Field:

Earth & Environmental Sciences

SubField 1:

Geography

SubField 2:

Paleontology

Rank in SubField 1: 199 out of 19130 Researchers

Data For The Year: 2024
Metrics Self-Citations Excluded All
Rank Based on Composite Score4012837975
Total Cites685786
H-index1010
Hm-index66
Number of Single Authored Papers4242
Total Cites to Single Authored Papers2933
Number of Single+First Authored Papers8181
Total Cites to Single+First Authored Papers147163
Number of Single+First+Last Authored Papers157157
Total Cites to Single+First+Last Authored Papers452509
Composite Score33
Number of Distinct Citing Papers533557
Ratio of Total Citations to Distinct Citing Papers 1.29 1.41
Self-Citation Percentage
12.85%
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Thomas, David S.G.

University of the Witwatersrand, Johannesburg, South Africa

2023 Rank: 18831

Overall Rank
Rank in SubField 1
Publications
Citations
Main Field:

Earth & Environmental Sciences

SubField 1:

Geography

SubField 2:

Paleontology

Rank in SubField 1: 94 out of 18003 Researchers

Data For The Year: 2023
Metrics Self-Citations Excluded All
Rank Based on Composite Score1883114077
Total Cites9581182
H-index1315
Hm-index79
Number of Single Authored Papers4242
Total Cites to Single Authored Papers4551
Number of Single+First Authored Papers8080
Total Cites to Single+First Authored Papers221262
Number of Single+First+Last Authored Papers153153
Total Cites to Single+First+Last Authored Papers652760
Composite Score33
Number of Distinct Citing Papers653688
Ratio of Total Citations to Distinct Citing Papers 1.47 1.72
Self-Citation Percentage
18.95%
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Thomas, David S.G.

University of Oxford, United Kingdom

2022 Rank: 31434

Overall Rank
Rank in SubField 1
Publications
Citations
Main Field:

Earth & Environmental Sciences

SubField 1:

Geography

SubField 2:

Paleontology

Rank in SubField 1: 139 out of 16948 Researchers

Data For The Year: 2022
Metrics Self-Citations Excluded All
Rank Based on Composite Score3143433404
Total Cites730785
H-index1212
Hm-index67
Number of Single Authored Papers4040
Total Cites to Single Authored Papers2526
Number of Single+First Authored Papers7575
Total Cites to Single+First Authored Papers170174
Number of Single+First+Last Authored Papers142142
Total Cites to Single+First+Last Authored Papers524544
Composite Score33
Number of Distinct Citing Papers565582
Ratio of Total Citations to Distinct Citing Papers 1.29 1.35
Self-Citation Percentage
7.01%
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Thomas, David S.G.

University of the Witwatersrand, Johannesburg, South Africa

2021 Rank: 35543

Overall Rank
Rank in SubField 1
Publications
Citations
Main Field:

Earth & Environmental Sciences

SubField 1:

Geography

SubField 2:

Paleontology

Rank in SubField 1: 159 out of 15978 Researchers

Data For The Year: 2021
Metrics Self-Citations Excluded All
Rank Based on Composite Score3554336906
Total Cites10551130
H-index1314
Hm-index78
Number of Single Authored Papers4040
Total Cites to Single Authored Papers3536
Number of Single+First Authored Papers7575
Total Cites to Single+First Authored Papers227236
Number of Single+First+Last Authored Papers141141
Total Cites to Single+First+Last Authored Papers735762
Composite Score33
Number of Distinct Citing Papers857889
Ratio of Total Citations to Distinct Citing Papers 1.23 1.27
Self-Citation Percentage
6.64%
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Thomas, David S.G.

University of Oxford, United Kingdom

2020 Rank: 38668

Overall Rank
Rank in SubField 1
Publications
Citations
Main Field:

Earth & Environmental Sciences

SubField 1:

Paleontology

SubField 2:

Geography

Rank in SubField 1: 128 out of 18345 Researchers

Data For The Year: 2020
Metrics Self-Citations Excluded All
Rank Based on Composite Score3866833149
Total Cites739863
H-index1012
Hm-index67
Number of Single Authored Papers4040
Total Cites to Single Authored Papers2733
Number of Single+First Authored Papers7575
Total Cites to Single+First Authored Papers187212
Number of Single+First+Last Authored Papers140140
Total Cites to Single+First+Last Authored Papers511575
Composite Score33
Number of Distinct Citing Papers588622
Ratio of Total Citations to Distinct Citing Papers 1.26 1.39
Self-Citation Percentage
14.37%
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