T. L. Martellotta

Muscle force production and functional performance in spastic cerebral palsy: relationship of cocontraction.

K P Granata, K. Granata, M. Abel, 2000, Archives of physical medicine and rehabilitation.

Deficits in eccentric versus concentric torque in children with spastic cerebral palsy.

M. Abel, D. Damiano, D L Damiano, 2001, Medicine and science in sports and exercise.