Harmen Verbruggen is on CollEc

rank value
closeness 8947 4.71002
betweenness 16282 0.580548

co-authors

  1. Marjan Hofkes [pho261]
  2. Rob Dellink [pde459]
  3. Peter Nijkamp [pni111]
  4. Onno Kuik [pku180]
  5. Rene Kemp [pke104]
  6. Hans Linnemann [pli742]
  7. Reyer Gerlagh [pge153]