Aokoski, J. P.,Valta, T.,Airaksinen, O.,Kankaanpaa, M.(2001).Back and abdominal muscle function during stabilization exercises.Archives of Physical Medicine and Rehabilitation.82,1089-1098.
Caldwell, K.,Harrison, M.,Adams, M.,Triplett, N. T.(2008).Effect of Pilates and taiji quan training on self-efficacy, sleep quality, mood, and physical performance of college students.Journal of Bodywork and Movement Therapies.13(2),155-163.