Setiawan, E., Iwandana, D. T., Festiawan, R. and Bapista, C. (2020) “Improving handball athletes’ physical fitness components through Tabata training during the outbreak of COVID-19”, Jurnal SPORTIF : Jurnal Penelitian Pembelajaran, 6(2), pp. 375–389. doi: 10.29407/js_unpgri.v6i2.14347.