References

1

Natterer, F.: Sampling in fan-beam tomography, SIAM J. Appl. Math. 53, 358-380 (1993).

2

Kalender, W.A. - Seissler, W. - Klotz, E. - Vock, P.: Spiral Volumetric CT with Single-Breath-Hold Technique, Continuous Transport and Continuous Scanner Rotation, Radiology 176, 181-183 (1990).