Ramadhani, Africo, et al. “Analisis Kapasitas VO2 Max Atlet Kickboxing Lampung Dalam Persiapan Pra-PON 2023”. Discourse of Physical Education, vol. 4, no. 1, Jan. 2025, pp. 1-11, https://doi.org/10.36312/dpe.v4i1.2451.