Widohardhono, Rachman, Nurhasan Nurhasan, Edy Mintarto, and Miftakhul Jannah. 2022. “Developing Model and Psychological Competencies Scale of 100 Meter Runner Student Athletes”. IJORER : International Journal of Recent Educational Research 3 (2). Indonesia, 192-99. https://doi.org/10.46245/ijorer.v3i2.190.