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