Roland Olschewski is on CollEc

rank value
closeness 22264 5.37507
betweenness 17293 0.434912

co-authors

  1. Timo Kuosmanen [pku21]
  2. Peter Elsasser [pel156]
  3. Vahid Mojtahed [pmo710]
  4. Carlo Giupponi [pgi109]
  5. Stefano Balbi [pba684]