Bais, Syahril, et al. “Optimizing Performance: A Holistic Review of the Physical, Mental, and Technical Aspects of Honing Kedeng Smashes”. Jorpres (Jurnal Olahraga Prestasi), vol. 20, no. 2, Sept. 2024, pp. 27-33, doi:10.21831/jorpres.v20i2.71391.