1. Chen, C., Wu, B., You, G., Jiang, A., and Huang, Y., in Dig. Tech. Papers XIII IQEC, Santa Clara, CA, USA, 1984, paper MCC5.
2. Chen, C.T., Wu, B.C., Jiang, A.D., and You, G.M., Sci. Sin, Ser. B, 1985, vol. 28, no. 3, p. 235.https://doi.org/10.1360/yb1985-28-3-235
3. Nikogosyan, D.N., Appl. Phys., A Mater. Sci. Process., 1991, vol. 52, p. 359.https://doi.org/10.1007/BF00323647
4. Nikogosyan, D.N., Nonlinear Optical Crystals: A Complete Survey, New York: Springer, 2005.
5. Kumar, S.C., Asals, J.C., Bautista, E.S., Devi, K., and Ebrahihim-Zadeh, M., Opt. Lett., 2015, vol. 40, no. 10, p. 2397.https://doi.org/10.1364/OL.40.002397