David Ling is on CollEc

rank value
closeness 13085 5.1048
betweenness 12614 0.687855

co-authors

  1. Richard Green [pgr56]
  2. John Duca [pdu98]
  3. susan wachter [pwa297]
  4. Nils Kok [pko380]
  5. Joseph Ooi [poo22]
  6. Gordon Mulligan [pmu310]
  7. Donald Haurin [pha178]