Hanrayani, H., & Iswanto, A. (2026). Interactive Multimedia And Direct Instruction Elevate Volleyball Mastery For Slow Learners: Multimedia Interaktif Dan Instruksi Langsung Mengangkat Penguasaan Voli Siswa Lamban Belajar. Academia Open, 11(2), 10.21070/acopen.11.2026.15166. https://doi.org/10.21070/acopen.11.2026.15166