R. Sudirman, “Article RETRACTED due to manipulation by the authorsEntrenamiento pliométrico y entrenamiento en circuito en términos de coordinación mano-ojo: ¿cómo afecta la potencia explosiva de los ataques con hoz? (Plyometric training and circuit training in terms of eye-hand coordination: how it affects the explosive power of sickle attacks?): Article RETRACTED due to manipulation by the authors”, Retos, vol. 52, pp. 131–137, Mar. 2024, doi: 10.47197/retos.v52.101330.