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Thomas, David S.G.

University of Oxford, United Kingdom

2025 Rank: 20925

Overall Rank
Rank in SubField 1
Publications
Citations
Main Field:

Clinical Medicine

SubField 1:

Geography

SubField 2:

Paleontology

Rank in SubField 1: 55 out of 20228 Researchers

Data For The Year: 2025
Metrics Self-Citations Excluded All
Rank Based on Composite Score2092518008
Total Cites1060812757
H-index5362
Hm-index3237
Number of Single Authored Papers156156
Total Cites to Single Authored Papers658739
Number of Single+First Authored Papers200200
Total Cites to Single+First Authored Papers30703501
Number of Single+First+Last Authored Papers298298
Total Cites to Single+First+Last Authored Papers75568708
Composite Score34
Number of Distinct Citing Papers75698101
Ratio of Total Citations to Distinct Citing Papers 1.40 1.57
Self-Citation Percentage
16.85%
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Thomas, David S.G.

University of the Witwatersrand, Johannesburg, South Africa

2024 Rank: 20886

Overall Rank
Rank in SubField 1
Publications
Citations
Main Field:

Earth & Environmental Sciences

SubField 1:

Geography

SubField 2:

Paleontology

Rank in SubField 1: 57 out of 19130 Researchers

Data For The Year: 2024
Metrics Self-Citations Excluded All
Rank Based on Composite Score2088617891
Total Cites980611899
H-index5261
Hm-index3136
Number of Single Authored Papers4242
Total Cites to Single Authored Papers612688
Number of Single+First Authored Papers8181
Total Cites to Single+First Authored Papers29183338
Number of Single+First+Last Authored Papers157157
Total Cites to Single+First+Last Authored Papers70218149
Composite Score34
Number of Distinct Citing Papers69477445
Ratio of Total Citations to Distinct Citing Papers 1.41 1.60
Self-Citation Percentage
17.59%
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Thomas, David S.G.

University of the Witwatersrand, Johannesburg, South Africa

2023 Rank: 20930

Overall Rank
Rank in SubField 1
Publications
Citations
Main Field:

Earth & Environmental Sciences

SubField 1:

Geography

SubField 2:

Paleontology

Rank in SubField 1: 55 out of 18003 Researchers

Data For The Year: 2023
Metrics Self-Citations Excluded All
Rank Based on Composite Score2093017762
Total Cites906011043
H-index5159
Hm-index3036
Number of Single Authored Papers4242
Total Cites to Single Authored Papers580652
Number of Single+First Authored Papers8080
Total Cites to Single+First Authored Papers27593162
Number of Single+First+Last Authored Papers153153
Total Cites to Single+First+Last Authored Papers65277590
Composite Score34
Number of Distinct Citing Papers63676839
Ratio of Total Citations to Distinct Citing Papers 1.42 1.61
Self-Citation Percentage
17.96%
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Thomas, David S.G.

University of Oxford, United Kingdom

2022 Rank: 22630

Overall Rank
Rank in SubField 1
Publications
Citations
Main Field:

Earth & Environmental Sciences

SubField 1:

Geography

SubField 2:

Paleontology

Rank in SubField 1: 54 out of 16948 Researchers

Data For The Year: 2022
Metrics Self-Citations Excluded All
Rank Based on Composite Score2263019592
Total Cites79629680
H-index4854
Hm-index2833
Number of Single Authored Papers4040
Total Cites to Single Authored Papers521586
Number of Single+First Authored Papers7575
Total Cites to Single+First Authored Papers24822834
Number of Single+First+Last Authored Papers142142
Total Cites to Single+First+Last Authored Papers57696702
Composite Score34
Number of Distinct Citing Papers56216051
Ratio of Total Citations to Distinct Citing Papers 1.42 1.60
Self-Citation Percentage
17.75%
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Thomas, David S.G.

University of the Witwatersrand, Johannesburg, South Africa

2021 Rank: 23031

Overall Rank
Rank in SubField 1
Publications
Citations
Main Field:

Earth & Environmental Sciences

SubField 1:

Geography

SubField 2:

Paleontology

Rank in SubField 1: 58 out of 15978 Researchers

Data For The Year: 2021
Metrics Self-Citations Excluded All
Rank Based on Composite Score2303119846
Total Cites75559215
H-index4652
Hm-index2833
Number of Single Authored Papers4040
Total Cites to Single Authored Papers492554
Number of Single+First Authored Papers7575
Total Cites to Single+First Authored Papers23632706
Number of Single+First+Last Authored Papers141141
Total Cites to Single+First+Last Authored Papers54696371
Composite Score34
Number of Distinct Citing Papers53445760
Ratio of Total Citations to Distinct Citing Papers 1.41 1.60
Self-Citation Percentage
18.01%
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Thomas, David S.G.

University of Oxford, United Kingdom

2020 Rank: 23657

Overall Rank
Rank in SubField 1
Publications
Citations
Main Field:

Earth & Environmental Sciences

SubField 1:

Paleontology

SubField 2:

Geography

Rank in SubField 1: 62 out of 18345 Researchers

Data For The Year: 2020
Metrics Self-Citations Excluded All
Rank Based on Composite Score2365720098
Total Cites66998304
H-index4350
Hm-index2731
Number of Single Authored Papers4040
Total Cites to Single Authored Papers455517
Number of Single+First Authored Papers7575
Total Cites to Single+First Authored Papers21672508
Number of Single+First+Last Authored Papers140140
Total Cites to Single+First+Last Authored Papers48655748
Composite Score34
Number of Distinct Citing Papers46425033
Ratio of Total Citations to Distinct Citing Papers 1.44 1.65
Self-Citation Percentage
19.33%
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