[1] Dillion R F. Low-cost laser radar imaging experiments [C] //Proc. SPIE, 1992, 1633:274-280

[2] Froehlich C, et al. Active laser radar(lidar) for measurement of corresponding height and reflectance images [C]// Proc. SPIE, 1997, 3101:292-305

[4] Krawczyk R, Goretta O, Kassighian A. Temporal pulse spreading of a return lidar singal [J]. Appl Opt., 1993,32(33): 6784-6788

[5] Hu Yihua, Wei Qingnong, Zhang Limin. An analysis of the characteristics of the return pulse in airborne laser beam scanning [J]. Appl. Laser, 1997, 17(3): 109-111

[6] Gandner C S. Target signatures of laser altimeters: an analysis [J]. Appl. Opt., 1982, 21(3): 448-453

[7] Sun Guoqing, Rason K J. Modeling Lidar returns from vegetation canopies [C]//SPIE, (Laser Radar Technology and Applications), 1998, 3504:67-74