martin de wit is on CollEc

rank value
closeness 12549 4.81999
betweenness 22650 0.283213

co-authors

  1. Douglas Crookes [pcr171]
  2. James Blignaut [pbl159]
  3. Timothy Köhler [pkh536]
  4. Helanya Fourie [pfo188]
  5. Richard Tol [pto90]