1. Hand prosthesis control via myoelectric patterns;Herberts;Acta Orthopaedica Scandinavica,1973
2. Clinical application study of multifunctional prosthetic hands;Herberts;Journal of Bone and Joint Surgery. British Volume,1978
3. One hundred patients treated with osseointegrated transfemoral amputation prostheses - rehabilitation perspective;Hagberg;Journal of Rehabilitation Research and Development,2009
4. L. Hermansson, telephone interview, 17/2/15.
5. R. Cooper, private correspondence, August 2020.