Roger Klein is on CollEc

rank value
closeness 17964 4.99766
betweenness 20710 0.351171

co-authors

  1. Francis Vella [pve215]
  2. Barry Sopher [pso46]
  3. Lidia Farre [pfa133]
  4. Jürgen Maurer [pma1820]
  5. Andrew Weiss [pwe40]
  6. Stephen Brown [pbr268]