Rocha Rangel, Leonardo, Anderson Tavares Silva, Mariana Alves Marini, Victor Souza Maciel, and Anderson Pontes Morales. 2026. “Acute Effects of Caffeine Supplementation During a 20-Minute Cycling Time Trial in Amateur Cyclists: A Pilot Randomized Crossover Study”. Indonesian Journal of Sport, Health and Physical Education Science 4 (3):103-12. https://doi.org/10.58723/inasport.v4i3.771.