Hasanuddin, M. Irfan. “The Effect of Shadow Fighting Training on Blocking Speed in Pencak Silat Athletes”. ETDC: Indonesian Journal of Research and Educational Review 4, no. 2 (March 27, 2025): 446a-457a. Accessed October 8, 2025. https://www.etdci.org/journal/ijrer/article/view/3417.