Fredrik Heyman is on CollEc

rank value
closeness 16137 5.24201
betweenness 12160 0.695844

co-authors

  1. Patrik Tingvall [pti125]
  2. Mahmood Arai [par119]
  3. Steven Matusz [pma401]
  4. Lars Persson [ppe176]
  5. Carl Davidson [pda225]
  6. Per Skedinger [psk17]