1Jonas A. Zukas. High Velocity Impact Dynamics Edited. ISBN 0 - 471 - 51444 - 6. 1990. John Wilcy Sons: Inc
2Chou P C, et al. Improved Formulas for Velocity Acceleration and Projection Angle of Explosively Driven Liners. Proc. 6th Int. Symp., on Ballistics Orlando FL, 1981, (10):27~29
2M O Onyekonwu, F C Okonkwo. Pesudo-skin Model for Gravel- Filled Perforations [ J ]. Journal of Petroleum Science and Engineering, 1997,18: 233 - 239.