[1] Klett J D. Lidar inversion with variable backscatter/extinction ratios [J].Appl. Opt.,1985,24(11): 1638-1643.
[2] Klett J D. Stable analytical inversion solution for processing Lidar returns [J].Appl. Opt.,1981,20(2): 211-220.
[4] Takamura T,Sasano Y. Ratio of aerosol backscatter to extinction coefficients as determined from angular scattering measurements for use in atinospheric Lidar applications [J].Optical and Quantum Electronics,1987,19:293-302.