Wann, Daniel L., and Michelle R. Sherman. “The Verbal Aggression of Spectators at Youth Baseball Games: Investigating the Impact of Competition Level, Team Identification, and Fan Dysfunction”. Journal of Amateur Sport 5, no. 1 (July 18, 2019): 96–112. Accessed November 21, 2024. https://journals.ku.edu/jams/article/view/6761.