Richard Perrin is on CollEc

rank value
closeness 12713 5.07047
betweenness 7672 1.37201

co-authors

  1. Juan Sesmero [pse577]
  2. Saleem Shaik [psh158]
  3. Bingxin Yu [pyu94]
  4. Subir Bairagi [pba734]
  5. Jon Rezek [pre229]
  6. John Beghin [pbe63]
  7. William Foster [pfo185]
  8. Grant Scobie [psc584]
  9. Bruce Gardner [pga10]