Cheng, K., Jump, I. P., Zappa, R. M., Fava, A. W., Klubertanz, M. R., Caplan, J. H., & Oliver, G. D. (2026). The Softball Pitching Plane (SPP): A Reliable Geometric Descriptor of Arm Trajectory and Its Relationship to Ball Velocity in Adolescent Pitchers. Applied Sciences (2076-3417), 16(2), 574. https://doi.org/10.3390/app16020574
Chicago Style (17th ed.) CitationCheng, Kai-Jen, Ian P. Jump, Ryan M. Zappa, Anthony W. Fava, Madeline R. Klubertanz, Joseph H. Caplan, and Gretchen D. Oliver. "The Softball Pitching Plane (SPP): A Reliable Geometric Descriptor of Arm Trajectory and Its Relationship to Ball Velocity in Adolescent Pitchers." Applied Sciences (2076-3417) 16, no. 2 (2026): 574. https://doi.org/10.3390/app16020574.
MLA (9th ed.) CitationCheng, Kai-Jen, et al. "The Softball Pitching Plane (SPP): A Reliable Geometric Descriptor of Arm Trajectory and Its Relationship to Ball Velocity in Adolescent Pitchers." Applied Sciences (2076-3417), vol. 16, no. 2, 2026, p. 574, https://doi.org/10.3390/app16020574.