Berisha M., y Oktay G. «A Biomechanical Examination of the Differences Between Active Flexibility and Mobility in Artistic Gymnastics». VIREF Revista De Educación Física, Vol. 10, n.º 2, junio de 2021, pp. 145-5, https://revistas.udea.edu.co/index.php/viref/article/view/345797.