George Leeuwen is on CollEc

rank value
closeness 5652 4.58312
betweenness 10506 1.13343

co-authors

  1. Henk Kox [pko79]
  2. Michael Polder [ppo252]
  3. Henry Wiel [pwi255]
  4. Eric Bartelsman [pba253]
  5. Peter Broer [pbr85]
  6. Kees Zeelenberg [pze142]
  7. Roy Thurik [pth26]
  8. Albert Menkveld [pme346]