This chart shows the percentage of citations to Yoshiharu Nishiyama's peer-reviewed articles that originate from Yoshiharu Nishiyama's own papers, i.e., papers where Yoshiharu Nishiyama is one of the authors. A self-citation occurs when the citing paper lists Yoshiharu Nishiyama as an author. Elevated rates may reflect a small co-author network or a narrow research focus.
