Johannes Gräb is on CollEc

rank value
closeness 10520 5.02737
betweenness 13898 0.563992

co-authors

  1. Michael Grimm [pgr74]
  2. Thomas Kostka [pko813]
  3. Arnaud Mehl [pme225]
  4. Roland Beck [pbe352]
  5. Makram Khalil [pkh437]
  6. Luca Dedola [pde41]