9Johe Telle, Jack Drummond, Craig Denman et al.. Studies of a mesospheric sodium guidestar pumped by continuous-wave sumfrequency mixing of two Nd : YAG laser lines in lithium triborate [C]. SPIE, 2006, 6215:62150K.
10C. A. Denman, P. D. Hillman, G. T. Moore. Realization of a 50-Watt facility-class sodium guidestar pump laser[C]. SPIE, 2005, 5707:46-49.