Klaus Doerk

1.1k total citations · 1 hit paper
20 papers, 836 citations indexed

About

Klaus Doerk is a scholar working on Discrete Mathematics and Combinatorics, Artificial Intelligence and Geometry and Topology. According to data from OpenAlex, Klaus Doerk has authored 20 papers receiving a total of 836 indexed citations (citations by other indexed papers that have themselves been cited), including 18 papers in Discrete Mathematics and Combinatorics, 8 papers in Artificial Intelligence and 7 papers in Geometry and Topology. Recurrent topics in Klaus Doerk's work include Finite Group Theory Research (18 papers), Coding theory and cryptography (8 papers) and Geometric and Algebraic Topology (5 papers). Klaus Doerk is often cited by papers focused on Finite Group Theory Research (18 papers), Coding theory and cryptography (8 papers) and Geometric and Algebraic Topology (5 papers). Klaus Doerk collaborates with scholars based in Germany, United Kingdom and Spain. Klaus Doerk's co-authors include Trevor Hawkes, M. D. Pérez‐Ramos and A. Ballester‐Bolinches and has published in prestigious journals such as Journal of Algebra, Mathematische Zeitschrift and Archiv der Mathematik.

In The Last Decade

Klaus Doerk

18 papers receiving 749 citations

Hit Papers

Finite Soluble Groups 1992 2026 2003 2014 1992 100 200 300 400 500
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.

  1. Finite Soluble Groups
    1992 578 citations Klaus Doerk, Trevor Hawkes CERN Document Server (European Organization for Nuclear Research) profile →

Peers — A (Enhanced Table)

Peers by citation overlap · career bar shows stage (early→late) cites · hero ref

Name h Career Trend Papers Cites
Klaus Doerk Germany 7 781 522 412 240 133 20 836
Hermann Heineken Germany 15 650 0.8× 358 0.7× 323 0.8× 213 0.9× 182 1.4× 92 744
Otto H. Kegel Germany 15 952 1.2× 562 1.1× 522 1.3× 343 1.4× 289 2.2× 37 1.1k
Zvonimir Janko Germany 18 825 1.1× 532 1.0× 549 1.3× 307 1.3× 158 1.2× 93 991
John H. Walter United States 10 757 1.0× 436 0.8× 480 1.2× 267 1.1× 94 0.7× 18 832
Marcel Herzog Israel 19 941 1.2× 642 1.2× 574 1.4× 274 1.1× 164 1.2× 117 1.2k
John Cossey Australia 13 484 0.6× 293 0.6× 238 0.6× 173 0.7× 93 0.7× 88 553
David M. Goldschmidt United States 12 589 0.8× 348 0.7× 309 0.8× 254 1.1× 78 0.6× 20 678
Norman Blackburn United Kingdom 14 1.2k 1.5× 711 1.4× 580 1.4× 478 2.0× 277 2.1× 31 1.4k
Tim Penttila Australia 18 938 1.2× 815 1.6× 737 1.8× 190 0.8× 99 0.7× 91 1.1k
Bernd Stellmacher Germany 11 491 0.6× 297 0.6× 220 0.5× 178 0.7× 77 0.6× 39 563

Countries citing papers authored by Klaus Doerk

Since Specialization
Citations

This map shows the geographic impact of Klaus Doerk'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 Klaus Doerk with the expected number of citations based on a country's size and research output (numbers larger than one mean the country cites Klaus Doerk more than expected).

Fields of papers citing papers by Klaus Doerk

Since Specialization
Physical SciencesHealth SciencesLife SciencesSocial Sciences

This network shows the impact of papers produced by Klaus Doerk. 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 Klaus Doerk. The network helps show where Klaus Doerk may publish in the future.

Co-authorship network of co-authors of Klaus Doerk

This figure shows the co-authorship network connecting the top 25 collaborators of Klaus Doerk. A scholar is included among the top collaborators of Klaus Doerk 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 Klaus Doerk. Klaus Doerk is excluded from the visualization to improve readability, since they are connected to all nodes in the network.

All Works

20 of 20 papers shown
1.
Ballester‐Bolinches, A., Klaus Doerk, & M. D. Pérez‐Ramos. (1995). On -Normal Subgroups of Finite Soluble Groups. Journal of Algebra. 171(1). 189–203. 4 indexed citations
2.
Doerk, Klaus. (1994). Über die nilpotente Länge maximaler Untergruppen bei endlichen auflösbaren Gruppen. Rendiconti del Seminario Matematico della Università di Padova. 91. 19–21. 2 indexed citations
3.
Doerk, Klaus. (1994). On Finite Solvable Groups That Behave Like Nilpotent Groups with Respect to the Frattini Group. Journal of Algebra. 167(2). 533–537. 1 indexed citations
4.
Doerk, Klaus. (1993). Eine Bemerkung �ber das Reduzieren von Hallgruppen in endlichen aufl�sbaren Gruppen. Archiv der Mathematik. 60(6). 505–507. 3 indexed citations
5.
Ballester‐Bolinches, A., Klaus Doerk, & M. D. Pérez‐Ramos. (1992). On the lattice of J-subnormal subgroups. Journal of Algebra. 148(1). 42–52. 26 indexed citations
6.
Doerk, Klaus & Trevor Hawkes. (1992). Finite Soluble Groups. CERN Document Server (European Organization for Nuclear Research). 578 indexed citations breakdown →
7.
Doerk, Klaus & M. D. Pérez‐Ramos. (1989). A criterion for F-subnormality. Journal of Algebra. 120(2). 416–421. 2 indexed citations
8.
Doerk, Klaus, et al.. (1981). Frattiniduale und Fittingklassen endlicher auflösbarer Gruppen. Journal of Algebra. 69(2). 402–415.
9.
Doerk, Klaus, et al.. (1980). �ber Vertauschbarkeit, normale Einbettung und Dominanz bei Fittingklassen endlicher aufl�sbarer Gruppen. Archiv der Mathematik. 35(1). 319–327. 3 indexed citations
10.
Doerk, Klaus, et al.. (1980). �ber Frattiniduale in endlichen Gruppen. Archiv der Mathematik. 35(1). 218–227. 1 indexed citations
11.
Doerk, Klaus. (1978). Über den Rand einer Fittingklasse endlicher auflösbarer Gruppen. Journal of Algebra. 51(2). 619–630. 11 indexed citations
12.
Doerk, Klaus & Trevor Hawkes. (1978). Ein Beispiel aus der Theorie der Schunckklassen. Archiv der Mathematik. 31(1). 539–544. 1 indexed citations
13.
Doerk, Klaus & Trevor Hawkes. (1978). On the residual of a direct product. Archiv der Mathematik. 30(1). 458–468. 5 indexed citations
14.
Doerk, Klaus. (1977). Zur S�ttigung einer Formation endlicher aufl�sbarer Gruppen. Archiv der Mathematik. 28(1). 561–571. 5 indexed citations
15.
Doerk, Klaus. (1974). Über Homomorphe endlicher auflösbarer Gruppen. Journal of Algebra. 30(1-3). 12–30. 16 indexed citations
16.
Doerk, Klaus. (1973). Die maximale lokale Erkl�rung einer ges�ttigten Formation. Mathematische Zeitschrift. 133(2). 133–135. 6 indexed citations
17.
Doerk, Klaus & Trevor Hawkes. (1970). Two questions in the theory of formations. Journal of Algebra. 16(3). 456–460. 14 indexed citations
18.
19.
Doerk, Klaus. (1969). Zur theorie der formationen endlicher auflösbarer Gruppen. Journal of Algebra. 13(3). 345–373. 33 indexed citations
20.
Doerk, Klaus. (1966). Minimal nicht �beraufl�sbare, endliche Gruppen. Mathematische Zeitschrift. 91(3). 198–205. 119 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.

Explore authors with similar magnitude of impact

Breakdown of academic impact, for papers by Hermann Heineken Breakdown of academic impact, for papers by Otto H. Kegel Breakdown of academic impact, for papers by Zvonimir Janko Breakdown of academic impact, for papers by John H. Walter Breakdown of academic impact, for papers by Marcel Herzog Breakdown of academic impact, for papers by John Cossey Breakdown of academic impact, for papers by David M. Goldschmidt Breakdown of academic impact, for papers by Norman Blackburn Breakdown of academic impact, for papers by Tim Penttila Breakdown of academic impact, for papers by Bernd Stellmacher
Rankless by CCL
2026