Alfred de Jager

956 total citations · 1 hit paper
10 papers, 601 citations indexed

About

Alfred de Jager is a scholar working on Water Science and Technology, Global and Planetary Change and Ecology. According to data from OpenAlex, Alfred de Jager has authored 10 papers receiving a total of 601 indexed citations (citations by other indexed papers that have themselves been cited), including 6 papers in Water Science and Technology, 6 papers in Global and Planetary Change and 2 papers in Ecology. Recurrent topics in Alfred de Jager's work include Hydrology and Watershed Management Studies (6 papers), Hydrology and Drought Analysis (5 papers) and Climate variability and models (4 papers). Alfred de Jager is often cited by papers focused on Hydrology and Watershed Management Studies (6 papers), Hydrology and Drought Analysis (5 papers) and Climate variability and models (4 papers). Alfred de Jager collaborates with scholars based in Italy, Belgium and Ireland. Alfred de Jager's co-authors include J. Vogt, Diego Magni, Gustavo Naumann, Niall McCormick, Jonathan Spinoni, Dario Masante, Paulo Barbosa, Locoro Giovanni, Tania Huber and Bernd Manfred Gawlik and has published in prestigious journals such as Chemosphere, CATENA and Scientific Data.

In The Last Decade

Alfred de Jager

10 papers receiving 584 citations

Hit Papers

align trajectories

What are hit papers?

Hit papers significantly outperform the citation benchmark for their cohort. A paper qualifies if it has ≥500 total citations, achieves ≥1.5× the top-1% citation threshold for papers in the same subfield and year (this is the minimum needed to enter the top 1%, not the average within it), or reaches the top citation threshold in at least one of its specific research topics.

A new global database of meteorological drought events from 1951 to 2016

2019 308 citations Jonathan Spinoni, Paulo Barbosa et al. Journal of Hydrology Regional Studies profile →

Peers

Alfred de Jager

GPC

EC

HTM

AS

WST

Sophia Mylona Norway

Kristina Russell United States

Gary Lear United States

Alla Yurova Russia

Francesca Raffaele Italy

Warren R. Snyder Canada

Silvia Arisci Italy

Maria Cristina Brizzio Italy

H. Gwyn Rees United Kingdom

Allison Myers‐Pigg United States

Sophia Mylona Norway

Alfred de Jager

172 ×0.5

GPC

147 ×0.9

EC

55 ×0.3

HTM

197 ×1.2

AS

59 ×0.4

WST

Citations per year, relative to Alfred de Jager Alfred de Jager (= 1×) peers Sophia Mylona

Countries citing papers authored by Alfred de Jager

Since Specialization

Citations

This map shows the geographic impact of Alfred de Jager's research. It shows the number of citations coming from papers published by authors working in each country. You can also color the map by specialization and compare the number of citations received by Alfred de Jager with the expected number of citations based on a country's size and research output (numbers larger than one mean the country cites Alfred de Jager more than expected).

Fields of papers citing papers by Alfred de Jager

Since Specialization

Physical SciencesHealth SciencesLife SciencesSocial Sciences

This network shows the impact of papers produced by Alfred de Jager. Nodes represent research fields, and links connect fields that are likely to share authors. Colored nodes show fields that tend to cite the papers produced by Alfred de Jager. The network helps show where Alfred de Jager may publish in the future.

Co-authorship network of co-authors of Alfred de Jager

This figure shows the co-authorship network connecting the top 25 collaborators of Alfred de Jager. A scholar is included among the top collaborators of Alfred de Jager based on the total number of citations received by their joint publications. Widths of edges represent the number of papers authors have co-authored together. Node borders signify the number of papers an author published with Alfred de Jager. Alfred de Jager is excluded from the visualization to improve readability, since they are connected to all nodes in the network.

All Works

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10 of 10 papers shown

1.

Toreti, Andrea, Carmelo Cammalleri, Alfred de Jager, et al.. (2025). A dataset for monitoring agricultural drought in Europe. Scientific Data. 12(1). 308–308. 2 indexed citations

2.

Jager, Alfred de, et al.. (2022). Recent Developments in Some Long-Term Drought Drivers. Climate. 10(3). 31–31. 8 indexed citations

3.

Cammalleri, Carmelo, Paulo Barbosa, Alfred de Jager, et al.. (2021). A revision of the Combined Drought Indicator (CDI) used in the European Drought Observatory (EDO). Natural hazards and earth system sciences. 21(2). 481–495. 41 indexed citations

4.

Spinoni, Jonathan, Paulo Barbosa, Alfred de Jager, et al.. (2019). A new global database of meteorological drought events from 1951 to 2016. Journal of Hydrology Regional Studies. 22. 100593–100593. 308 indexed citations breakdown →

5.

Vogt, J., et al.. (2016). A Global Drought Observatory for Emergency Response. EGUGA. 1 indexed citations

6.

Niemeyer, Stefan, et al.. (2009). Current state of development of the European Drought Observatory. EGUGA. 12802. 9 indexed citations

7.

Jager, Alfred de, et al.. (2009). Clustering large lakes and reservoirs in Europe on the basis of their morphometry, catchment, and climatic conditions. SIL Proceedings 1922-2010. 30(7). 993–996. 2 indexed citations

8.

Jager, Alfred de & J. Vogt. (2007). Rivers and Catchments of Europe - Catchment Characterisation Model (CCM). Open MIND. 12 indexed citations

9.

Loos, Robert, Locoro Giovanni, Tania Huber, et al.. (2007). Analysis of perfluorooctanoate (PFOA) and other perfluorinated compounds (PFCs) in the River Po watershed in N-Italy. Chemosphere. 71(2). 306–313. 168 indexed citations

10.

Colombo, Roberto, J. Vogt, Pierre Soille, Maria Luisa Paracchini, & Alfred de Jager. (2006). Deriving river networks and catchments at the European scale from medium resolution digital elevation data. CATENA. 70(3). 296–305. 50 indexed citations

Rankless uses publication and citation data sourced from OpenAlex, an open and comprehensive bibliographic database. While OpenAlex provides broad and valuable coverage of the global research landscape, it—like all bibliographic datasets—has inherent limitations. These include incomplete records, variations in author disambiguation, differences in journal indexing, and delays in data updates. As a result, some metrics and network relationships displayed in Rankless may not fully capture the entirety of a scholar's output or impact.

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