1. P.Y. Chanteret: Proc. 13th Int. Symp. on Ballistics, Stockholm, 1992, pp. 327–34.
2. W.T. Fu, Z.H. Rong, Z.J. Long, and M.H. Wei: Proc. 13th Int. Symp. on Ballistics, Stockholm, 1992, pp. 387–92.
3. D.H. Lassila: Proc. 14th Int. Symp. on Ballistics, Quebec, PQ, Canada, 1993, pp. 145–53.
4. E.L. Baker, G.P. Voorhis, R. Campbell, and C.S. Choi: Proc. 14th Int. Symp. on Ballistics, Quebec, PQ, Canada, 1993, pp. 137–43.
5. T.F. Wang, H.R. Zhu, W.J. Ruan, and J.L. Zhou: Proc. 15th Int. Symp. on Ballistics, Jerusalem, Israel, 1995, pp. 381–86.