Herman Bierens is on CollEc

rank value
closeness 11569 5.03969
betweenness 3905 2.74974

co-authors

  1. joop hartog [pha558]
  2. Norman Swanson [psw10]
  3. Luis Martins [pma1017]
  4. Donna Ginther [pgi410]
  5. Robert de jong [pde708]
  6. Jose Carvalho [pca454]