Aufan, R., Valianto, B., Ravsamjani, F. and Kelana Putra, S. (2026) “Development and Validation of Project-Based English Teaching Materials for Physical Education, Health, and Recreation Students at Universitas Negeri Medan”, Jurnal Pendidikan Terapan, 4(4), pp. 568–575. doi: 10.61255/jupiter.v4i4.1580.