Yoichi Arai is on CollEc

rank value
closeness 11555 5.0856
betweenness 18892 0.273853

co-authors

  1. Eiji Kurozumi [pku189]
  2. Yu-Chin Hsu [phs7]
  3. Takeo Hoshi [pho107]
  4. Taisuke Otsu [pot36]
  5. MYUNG HWAN SEO [pse168]