This map shows the geographic impact of Kálmán Rajkai'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 Kálmán Rajkai with the expected number of citations based on a country's size and research output (numbers larger than one mean the country cites Kálmán Rajkai more than expected).
This network shows the impact of papers produced by Kálmán Rajkai. 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 Kálmán Rajkai. The network helps show where Kálmán Rajkai may publish in the future.
Co-authorship network of co-authors of Kálmán Rajkai
This figure shows the co-authorship network connecting the top 25 collaborators of Kálmán Rajkai.
A scholar is included among the top collaborators of Kálmán Rajkai 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 Kálmán Rajkai. Kálmán Rajkai is excluded from
the visualization to improve readability, since they are connected to all nodes in the network.
Takács, Tünde, Anna Füzy, Kálmán Rajkai, & Imre Cseresnyés. (2014). investigation of arbuscular mycorrhizal status and functionality by electrical impedance and capacitance measurement. Acta Biologica Szegediensis. 58(1). 55–59.2 indexed citations
9.
Tóth, Brigitta, et al.. (2013). A van Genuchten-függvény paramétereit átnézetes talajtérképi információ kból becslo módszerek összehasonlítása és továbbfejlesztésük lehetoségei. Repository of the Academy's Library (Library of the Hungarian Academy of Sciences). 62(1). 5–22.1 indexed citations
10.
Rajkai, Kálmán, et al.. (2010). Soil moisture monitoring as resilience indicator on the Danube Lowlands.. Növénytermelés. 59. 291–294.1 indexed citations
Rajkai, Kálmán, et al.. (2008). Effects of nitrogen fertilization on carbon flows in soils with contrasting texture. Cereal Research Communications. 36. 1871–1874.4 indexed citations
14.
Stępniewski, Witold, Zofia Stępniewska, Jan Gliński, et al.. (2000). Dehydrogenase activity of some Hungarian soils as related to their water and aeration status.. International Agrophysics. 14(3). 341–354.19 indexed citations
15.
Rampazzo, N., et al.. (1999). Effects of long-term agricultural land use on soil properties along the Austrian-Hungarian border. Part I. Soil mineralogical, physical and micromorphological parameters. International Agrophysics. 13(1). 15–39.2 indexed citations
16.
Rampazzo, N., et al.. (1999). Effects of long-term agricultural land use on soil properties along the Austrian-Hungarian border. Part II. Soil chemical, microbiological and zoological parameters. International Agrophysics. 13(2). 171–183.1 indexed citations
17.
Rajkai, Kálmán, Krisztina Végh, G. Várallyay, & Csilla Farkas. (1997). Impacts of soil structure on crop growth. International Agrophysics. 11. 97–109.5 indexed citations
18.
Rajkai, Kálmán, et al.. (1996). An expert system to predict climate change induced salinization processes in salt-affected soils. International Agrophysics. 10(3). 209–223.1 indexed citations
19.
Rajkai, Kálmán, et al.. (1993). Use of tension infiltrometer and water retention characteristics in the assessment of soil structure. International Agrophysics. 7. 141–154.2 indexed citations
20.
Várallyay, G., et al.. (1980). Map of soil factors determining the agro-ecological potential of Hungary (1:100 000) II.. 29. 35–76.27 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.