Rahmansyah, Syahrul, and Billy Castyana. “The Survey of Blended Learning Effectivity on Invasion Games, Net-Games, and Athletic Material in High Schools”. Indonesian Journal of Kinanthropology (IJOK), vol. 3, no. 1, Feb. 2023, pp. 42-48, doi:10.26740/ijok.v3n1.p42-48.