1. G. V. Brown, L. Flax, E. C. Itean, and J. C. Laurence, “Axial and Radial Magnetic Fields of Thick, Finite-Length Solenoids,” NASA TR R-170 (1963).
2. E. E. Callaghan and S. H. Maslen, “The Magnetic Field of a Finite Solenoid,” NASA TN D-465 (1960).
3. N. B. Alexander and A. C. Downing, “Tables for a Semi-Infinite Circular Current Sheet,” ORNL-2828 (1959).
4. D. E. Morris and R. A. Kilgore, “The Magnetic Field on the Axis of Circular Cylindrical Coils,” NASA TN D-1013 (1962).