An Nafi’, Ahmad Abid. “The Event Management Analysis at the 6th UMSurabaya National Silat Championship 2024: English”. International Management Conference and Progressive Papers 2, no. 1 (November 15, 2024): 69–81. Accessed February 24, 2025. https://proceeding.unesa.ac.id/index.php/immersive/article/view/4080.