I Putu Astrawan, I Made Dhita Prianthara, and I A Pascha Paramurthi, “The effect of 20 repetitions badminton footwork training on increasing maximum oxygen volume (VO2Max)”, bravo’s. j. prodi. pendidik. jasm. dan. kesehat., vol. 13, no. Special Issue 2, pp. 400–407, May 2025, doi: 10.32682/bravos.v13si2/148.