Fabrication
A. R. Kerr, N. Horner, and V. Summers, "Fabrication of Small Metal Parts by Electroforming Through a Photomask," Electronics Division Technical Note No. 194, 21 Jan 2003.
A. R. Kerr, J. W. Lamb, N. J. Bailey, M. Crawford, and N. Horner, "Evaluation of EDM for small waveguide fabrication", Electronics Division Technical Note No. 147, National Radio Astronomy Observatory, Charlottesville, VA 22903, July 1988.
A. R. Kerr, J. A. Grange and J. A. Lichtenberger, "Contact Whiskers for Millimeter Wave Diodes," NASA Technical Memorandum #79616, August 1978.