AichrothP., FreemanM.A.R., SmillieI.S., & SouterW.A. (1978) Journal of Bone and Joint Surgery60B, 308–309
2.
JohnsonF., LeitlS., & WaughW. (1980) Journal of Bone and Joint Surgery62B, 346–349
3.
JohnsonF., ScarrowP., & WaughW. (1981) Medical and Biological Engineering and Computing19, 237–243
4.
JohnsonF., WattsW., & EvansD. (1981) Medical and Biological Engineering and Computing19, 255–257
5.
JohnsonF., & WaughW. (1979) Medical and Biological Engineering and Computing17, 145–153
6.
JohnsonF., WaughW., & OborneJ. (1979) VI International Symposium on External Control of Human Extremities.Yugoslav Committe for Electronics and Automation; pp 343–350