The microwave power module: a versatile RF building block for high-power transmitters. - Carl R. Smith; Carter M. Armstrong; Joeseph Duthie (Proc. IEEE, 1999)

Open Architecture Standard for NASA's Software-Defined Space Telecommunications Radio Systems. - Richard C. Reinhart; Sandra K. Johnson; Thomas J. Kacpura; Charles S. Hall; Carl R. Smith; John Liebetreu (Proc. IEEE, 2007)