“The Effectiveness of The Agility Drill Training Program Based On Zig-Zag Patterns On The Agility of Basketball Athletes of The Surabaya Sniper” (2026) COMPETITOR: Jurnal Pendidikan Kepelatihan Olahraga, 18(1), pp. 0880–0891. doi:10.26858/cpjok.v18i1.580.