Alf Risa is on CollEc

rank value
closeness 27639 5.51917
betweenness 24973 0.101273

co-authors

  1. Sjur Flåm [pfl18]
  2. Øivind Nilsen [pni23]
  3. Espen Bratberg [pbr41]
  4. Astrid Grasdal [pgr350]