Kazuo Ogawa is on CollEc

rank value
closeness 20489 5.335
betweenness 12916 0.666979

co-authors

  1. Elmer Sterken [pst115]
  2. Yoshiyasu Ono [pon22]
  3. Mika Saito [psa760]
  4. Banri Ito [pit18]