Kazuyuki Iwata is on CollEc

rank value
closeness 18845 5.30348
betweenness 14909 0.498918

co-authors

  1. Toshi Arimura [par150]
  2. Shunsuke Managi [pma562]
  3. Hidemichi Fujii [pfu131]
  4. Akira Ogawa [pog59]
  5. Hajime Katayama [pka257]
  6. Shinji Kaneko [pka622]