1. K.W. Shepard, J.W. Kim, Proceedings of the 1995 IEEE Particle Accelerator Conference, Dallas, TX, IEEE, 0-7803-3053 2 (1996) 1128
2. M. Portillo, J.A. Nolen, T.A. Barlow, Proceedings of the 2001 IEEE Part. Accelerator Conference, Chicago, 2001, p. 3015, http://pacwebserver.fnal.gov/papers/Thursday/AM_Poster/RPAH073.pdf
3. Low-energy stripping of Kr+, Xe+, and Pb+ beams in helium and nitrogen
4. P.N. Ostroumov, J.A. Nolen, R.C. Pardo, K.W. Shepard, A.A. Kolomiets, Proceedings of the 2001 PAC Conference. Chicago, IL, 18–22 June 2001, p. 4080
5. K.W. Shepard et al., Proceedings of the 1999 IEEE Particle Accelerator Conference, NYC, 1999, p. 955