Kumar, S., R. Das, K. Bairagi, and M. Singh. “Serve Dynamics: Applying a Bibliometric Approach in the Kinetics and Kinematics Analysis for Flat and Topspin Serves in Tennis”. Physical Education Theory and Methodology, vol. 24, no. 5, Oct. 2024, pp. 819-28, doi:10.17309/tmfv.2024.5.18.