R. Wibowo, A. Mahendra, Y. Hendrayana, S. Sucipto, and R. I. M. Babiera, “KAMS: A Kids’ Athletics Movement Skill Assessment Instrument-Evidence of Content Validity and Reliability in Indonesian Children Aged 10–11 Years”, JOSSAE, vol. 11, no. 1, pp. 12–29, Aug. 2026.