Peter van der Zwan is on CollEc

rank value
closeness 14201 5.09418
betweenness 33148 5.98334e-05

co-authors

  1. Roy Thurik [pth26]
  2. Jolanda Hessels [phe287]
  3. Ingrid Verheul [pve71]
  4. Erik Stam [pst89]
  5. Jan de Kok [pde63]
  6. Richard Paap [ppa494]