Dependence of aerodynamic characteristics and flow pattern on surface structure of a baseball. - Katsumi Aoki; Yasuhiro Kinoshita; Jiro Nagase; Yasuki Nakayama (J. Vis., 2003)

Flying characteristics of the new official rubber baseball. - Katsumi Aoki; Jiro Nagase; Yasuki Nakayama (J. Vis., 2009)