Herrera-Valenzuela, Tomás, Pablo Valdés-Badilla, and Emerson Franchini. “High-intensity interval training recommendations for combat sports athletes during the COVID-19 pandemic”. Revista de Artes Marciales Asiáticas 15, no. 1 (March 31, 2020): 1–3. Accessed March 28, 2024. https://revpubli.unileon.es/index.php/artesmarciales/article/view/6230.