On propelling a rod to a maximum vertical or horizontal distance. - William S. Levine; Manolis A. Christodoulou; Felix E. Zajac (Autom., 1983)

Paraplegic standing controlled by functional neuromuscular stimulation. I. Computer model and control-system design. - Gon Khang; Felix E. Zajac (IEEE Trans. Biomed. Eng., 1989)

Paraplegic standing controlled by functional neuromuscular stimulation. II. Computer simulation studies. - Gon Khang; Felix E. Zajac (IEEE Trans. Biomed. Eng., 1989)

An interactive graphics-based model of the lower extremity to study orthopaedic surgical procedures. - Scott L. Delp; Peter Loan; Melissa G. Hoy; Felix E. Zajac; Eric L. Topp; Joseph M. Rosen (IEEE Trans. Biomed. Eng., 1990)

Restoring unassisted natural gait to paraplegics via functional neuromuscular stimulation: a computer simulation study. - Gary T. Yamaguchi; Felix E. Zajac (IEEE Trans. Biomed. Eng., 1990)

Estimating net joint torques from kinesiological data using optimal linear system theory. - Christopher F. Runge; Felix E. Zajac; J. H. J. Allum; David W. Risher; Arthur E. Bryson Jr.; Flurin Honegger (IEEE Trans. Biomed. Eng., 1995)