1. 1Borowski, S.K., McGuire, M.L., Mason, L.S., Gilland, J.H., Packard, T.W. " `Bimodal' Nuclear Thermal Rocket (BNTR) Propulsion for an Artificial Gravity Hope Mission to Callisto," in proceedingsofSpace Technology &Applications International Forum (STAIF-2003)CP 0-7354-0114-4, edited by M.El-Genk, AmericanInstituteof Physics, New York, 2003, pp.829-836.
2. Space vehicle design and operation for efficient use of Nuclear Thermal Propulsion