1. W. Hinshaw, A. Lent, Proc. IEEE 71, 3, 1983 pp 175.
2. D. Hoult, J. of Magnetic Resonance 35 1979 pp 69–86.
3. F.A. Grünbaum, Proc. 3rd Annual Meeting Soc. Magnetic Resonance in Medicine, NY, 1984.
4. F.A. Grünbaum, Inverse Problems 1, L25 1985.
5. G. Lamb, 1, 1974 pp 422–430.