Marquina, M.;                     Lorenzo-Calvo, J.;                     Rivilla-García, J.;                     García-Aliaga, A.;                     Refoyo Román, I.    
        Effects on Strength, Power and Speed Execution Using Exercise Balls, Semi-Sphere Balance Balls and Suspension Training Devices: A Systematic Review. Int. J. Environ. Res. Public Health 2021, 18, 1026.
    https://doi.org/10.3390/ijerph18031026
    AMA Style
    
                                Marquina M,                                 Lorenzo-Calvo J,                                 Rivilla-García J,                                 García-Aliaga A,                                 Refoyo Román I.        
                Effects on Strength, Power and Speed Execution Using Exercise Balls, Semi-Sphere Balance Balls and Suspension Training Devices: A Systematic Review. International Journal of Environmental Research and Public Health. 2021; 18(3):1026.
        https://doi.org/10.3390/ijerph18031026
    
    Chicago/Turabian Style
    
                                Marquina, Moisés,                                 Jorge Lorenzo-Calvo,                                 Jesús Rivilla-García,                                 Abraham García-Aliaga,                                 and Ignacio Refoyo Román.        
                2021. "Effects on Strength, Power and Speed Execution Using Exercise Balls, Semi-Sphere Balance Balls and Suspension Training Devices: A Systematic Review" International Journal of Environmental Research and Public Health 18, no. 3: 1026.
        https://doi.org/10.3390/ijerph18031026
    
    APA Style
    
                                Marquina, M.,                                 Lorenzo-Calvo, J.,                                 Rivilla-García, J.,                                 García-Aliaga, A.,                                 & Refoyo Román, I.        
        
        (2021). Effects on Strength, Power and Speed Execution Using Exercise Balls, Semi-Sphere Balance Balls and Suspension Training Devices: A Systematic Review. International Journal of Environmental Research and Public Health, 18(3), 1026.
        https://doi.org/10.3390/ijerph18031026