Richard Perrin is on CollEc

rank value
closeness 13190 5.04316
betweenness 7829 1.38549

co-authors

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