Keith Hartley is on CollEc

rank value
closeness 7567 4.95626
betweenness 2494 3.81539

co-authors

  1. Todd Sandler [psa708]
  2. Stephen Martin [pma1400]
  3. Alan Maynard [pma2597]
  4. Derek Braddon [pbr211]
  5. Peter Watt [pwa361]
  6. Selami Sezgin [pse38]
  7. Peter MacDonald [pma1614]
  8. David Parker [ppa106]
  9. Paul Dowdall [pdo115]