Muntaha, Sindi Tafrihatul, et al. “Enhancing Gross Motor Skills in 5-6 Year Old Children Through Graded Zone Throwing and Catching Ball Play: A Classroom Action Research Study”. Transformasi : Jurnal Penelitian Dan Pengembangan Pendidikan Non Formal Informal, vol. 12, no. 2, Sept. 2026, pp. 961-72, doi:10.33394/jtni.v12i2.19687.