John Hamman is on CollEc

rank value
closeness 22268 5.1224
betweenness 31997 0.0447459

co-authors

  1. Roberto Weber [pwe237]
  2. Jose Castillo [pca1226]
  3. Mikhail Drugov [pdr49]
  4. Miguel Martinez-Carrasco [pma3399]
  5. Danila Serra [pse222]
  6. John Lightle [pli1025]