Nobuyuki Ito is on CollEc

rank value
closeness 22098 5.34645
betweenness 29742 0.0214731

co-authors

  1. Kenji Takeuchi [pta141]
  2. Takahiro Tsuge [pts158]
  3. Shunsuke Managi [pma562]
  4. Koichi Kuriyama [pku391]