1. V. I. Dudkin and L. N. Pakhomov, Quantum Electronics [in Russian], Polytechnic University Publ., St. Petersburg (2012).
2. N. S. Vasiliev, Ip. S. Polyak, Ig. S. Polyak, et al., Instr. Exper. Tech.. No. 1, 181–184 (2015).
3. S. G. Kotelnikov, M. Paraipan, G. N. Timoshenko, and A. S. Trofimov, Instr. Exper. Tech. No. 4, 104–109 (2012).
4. R. S. Kashaev and E. G. Gazizov, JAS, 77, No. 3, 347–354 (2010).
5. Erdogru Y., Manimaran D., Gulluolu M. T., et al., Opt. Spectrosc., 113, No. 4, 573–584 (2013).