W. M. Sharp, D. A. Callahan, M. Tabak, S. S. Yu, P. F. Peterson, D. R. Welch, D. V. Rose, and C. L. Olson, “Modeling Chamber Transport for Heavy-Ion Fusion,” Fusion Science and Tech 43, 393 (2003); updated in:
W. M. Sharp, D. P. Grote, D. A. Callahan, M. Tabak, E. Henestroza, S. S. Yu, P. F. Peterson, D. R. Welch, and D. V. Rose, “Realistic Modeling Of Chamber Transport for Heavy-Ion Fusion,” Proc. 2003 Particle Accel. Conf., http://accelconf.web.cern.ch/AccelConf/p03/PAPERS/WPPG022.PDF 

D. V. Rose et al., "Assessment of Streaming Instabilities for Neutralized- Ballistic Transport: A Progress Report"  ARIES Project Meeting, May 6-7, 2003 (slides)    http://aries.ucsd.edu/aries/MEETINGS/0305/Rose.pdf