1. Kralj A, Grobelnik S (1973) Functional electrical stimulation - A new hope for paraplegic patients? Bull Prosthet Res 10(20): 75–102.
2. Bajd T, Kralj A, Turk R, Benko H, Sega J (1983) The use of a four channel stimulator as an ambulatory aid for paraplegic patients. Phys Ther 63: 1116–1120.
3. Bajd T, Andrews B J, Kralj A, Katakis J (1986) Restoration of walking in patients with incomplete spinal cord injuries by use of electrical stimulation - preliminary results. Clin Prosthet Orthot 10: 111–114.
4. Kralj A, Bajd T, Kvesic Z, Turk R (1981) Electrical stimulation in incomplete paraplegic patients. Proceedings of fourth annual conference of Rehabilitation Engineering Society of North America, Washington DC: 226–228.
5. Bedbrook G M (1985) A balanced viewpoint in the early management of patients with spinal injuries who have neurological damage. Paraplegia 23: 8–15.