1. C.D. Bowman, Nucl. Instrum. Methods, A 320, 336 (1992).
2. F. Carminata, CERN report CERN/AT/93-47(ET) (1993).
3. Yu. V. Trebukhovsky, ITEP-3, 2003
4. B.D. Kuzminov, V.N. Manokhin, Nucl. Constants 3-4, 41 (1997).
5. V.N. Manokhin, N. Odano, A. Hasegawa, JAERI - DAta / Code 2001-019.