This map shows the geographic impact of Otto Koppius'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 Otto Koppius with the expected number of citations based on a country's size and research output (numbers larger than one mean the country cites Otto Koppius more than expected).
This network shows the impact of papers produced by Otto Koppius. 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 Otto Koppius. The network helps show where Otto Koppius may publish in the future.
Co-authorship network of co-authors of Otto Koppius
This figure shows the co-authorship network connecting the top 25 collaborators of Otto Koppius.
A scholar is included among the top collaborators of Otto Koppius 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 Otto Koppius. Otto Koppius is excluded from
the visualization to improve readability, since they are connected to all nodes in the network.
Koppius, Otto & Erwin van der Laan. (2014). Business Value from Closed-loop Supply Chains. Data Archiving and Networked Services (DANS). 3(4). 107–120.14 indexed citations
Koppius, Otto, et al.. (2011). Knowledge Sharing in Non-Knowledge Intensive Organizations: When Social Networks Do Not Matter?. SSRN Electronic Journal.2 indexed citations
6.
Koppius, Otto, et al.. (2010). The value of online product buzz in sales forecasting. Data Archiving and Networked Services (DANS). 171.6 indexed citations
Heck, Eric van, et al.. (2008). Coping with Costly Bid Evaluation in Online Reverse Auctions for IT Services. RePub (Erasmus University Rotterdam).2 indexed citations
9.
Heck, Eric van, et al.. (2008). Choosing between Auctions and Negotiations in Online B2B Markets for IT Services: The Effect of Prior Relationships and Performance. RePub (Erasmus University Rotterdam).2 indexed citations
Heck, Eric van, et al.. (2006). Buyer Commitment and Opportunism in the Online Market for IT Services. Data Archiving and Networked Services (DANS).12 indexed citations
Aalbers, Rick, Wilfred Dolfsma, & Otto Koppius. (2004). On And Off The Beaten Path: How Individuals Broker Knowledge Through Formal And Informal Networks. RePub (Erasmus University, Rotterdam).4 indexed citations
Koppius, Otto, et al.. (2000). Electronic Multidimensional Auctions and the Role of Information Feedback. Journal of the Association for Information Systems. 461–468.17 indexed citations
19.
Broersma, Hajo, Otto Koppius, Andreas Huck, et al.. (2000). Degree-preserving trees. Networks. 35(1). 26–39.9 indexed citations
20.
Heck, Eric van, Otto Koppius, & Peter Vervest. (1998). Electronic web-based auctions: theory and practice.. Data Archiving and Networked Services (DANS). 1584–1590.2 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.