Herman Bierens is on CollEc

rank value
closeness 14500 4.87662
betweenness 4045 3.06096

co-authors

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