Kusuma, Donny WiraYudha, and Aris Mulyono. “Comparison of Athletes Personality Between Martial Art Sports in Central Java”. RA Journal Of Applied Research 5, no. 03 (March 15, 2019): 2357–2361. Accessed April 18, 2024. http://www.rajournals.in/index.php/rajar/article/view/496.