[1] Abramski K M.Colley A D. Baker H J et al. A P L. 1989:54(19):1833
[2] Jackson P E, Baker H J. Hall D R. A P L. 1989;54(20),1950
[3] Nowack R, Opower H. Wessel K et al. L&O. 1991;23(3),68
[4] 兰戈,赵刚,顾彦华et al.激光技术,1993;17(2),90