1. G. N. Makarov, Phys. Usp. 58, 670 (2015).
2. V. M. Apatin, V. N. Lokhman, G. N. Makarov, N.‑D. D. Ogurok, and E. A. Ryabov, Quantum Electron. 48, 157 (2018).
3. V. N. Bagratashvili, V. S. Letokhov, A. A. Makarov, and E. A. Pybov, Multiple Photon Infrared LaserPhotophysics and Photochemistry (Harwood Academic, New York, 1985).
4. J. L. Lyman, G. P. Quigley, and O. P. Judd, in Multiple-Photon Excitation and Dissociation of Polyatomic Molecules, Ed. by C. D. Cantrell (Springer, Berlin, 1986), p. 34.
5. G. N. Makarov, Phys. Usp. 48, 37 (2005).