Richard Perrin is on CollEc

rank value
closeness 13272 5.04989
betweenness 7822 1.38649

co-authors

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