Helmut Siekmann is on CollEc

rank value
closeness
betweenness 34661 0.0196948

co-authors

  1. Volker Wieland [pwi9]
  2. Jan Krahnen [pkr72]
Helmut Siekmann on EconPapers         Helmut Siekmann on IDEAS         Helmut Siekmann on RAS
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