Dennis Petrie is on CollEc

rank value
closeness 7634 4.91548
betweenness 4709 2.25316

co-authors

  1. Paul Allanson [pal291]
  2. Kam Ki Tang [pta79]
  3. Ulf-G. Gerdtham [pge201]
  4. Fu-Min Tseng [pts95]
  5. Yu-Fu Chen [pch101]
  6. Rachel Knott [pkn72]
  7. Kevin Staub [pst600]
  8. Duncan Mortimer [pmo1104]
  9. Tom Van Ourti [pva255]