P. H. Minh, P. V. Duong, P. H. Thong, D. Q. Khanh, N. D. Hung, and N. Sarukura, “Possibility of Generation and Amplification to High Power of Ultraviolet Ce:LiCAF Laser Short Pulses”, Comm. Phys., vol. 24, no. 3S2, pp. 91–102, Apr. 2016.