Erwin Hansen is on CollEc

rank value
closeness 11088 4.97445
betweenness 17892 0.422253

co-authors

  1. Kevin Cowan [pco175]
  2. Rodrigo Wagner [pwa906]
  3. Stuart Hyde [phy6]
  4. Edgar Kausel [pka695]
  5. Roberto Alvarez [pal274]