1. Therapeutic exercise for spinal stabilization and low back pain: scientific basis and clinical approach;Richardson,1999
2. Lee D. An integrated model of “joint” function and its clinical application. Fourth Interdisciplinary World Congress on Low Back and Pelvic Pain. Montreal, Canada, p. 138.
3. A study of thigh muscle weakness in different pathological states of the lower extremity;Nicholas;Am J Sports Med,1976
4. Ultimate back fitness and performance;McGill,2004
5. Movement and stability dysfunction–contemporary developments;Comerford;Man Ther,2001