Muscle stiffness during transient and continuous movements of cat muscle: perturbation characteristics and physiological relevance. - Robert F. Kirsch; Djordje Boskov; William Z. Rymer (IEEE Trans. Biomed. Eng., 1994)

Role of intrinsic muscle properties in producing smooth movements. - Andrew M. Krylow; William Z. Rymer (IEEE Trans. Biomed. Eng., 1997)