JOURNAL OF ACCELERATOR AND PLASMA RESEARCH, vol. 5, page. 61, 2000-01
JOURNAL OF ACCELERATOR AND PLASMA RESEARCH, vol. 6, no. 1, page. 44, 2001-01
JOURNAL OF ACCELERATOR AND PLASMA RESEARCH, vol. 6, page. 127, 2001-01
JOURNAL OF ACCELERATOR AND PLASMA RESEARCH, vol. 1, page. 23, 1996-01