S. T. Muntaha, N. Rochimah, and I. Nirmala, “Enhancing Gross Motor Skills in 5-6 Year Old Children Through Graded Zone Throwing and Catching Ball Play: A Classroom Action Research Study”, j. transformasi. j. pengembangan. pendidikan. non-formal informal, vol. 12, no. 2, pp. 961–972, Sep. 2026.