1. B. Chichkov, C. Momma, S. Nolte, F. von Alvensleben, A. Tünnermann, Appl. Phys. Mater. Sci. Process 63(2), 109 (1996).
https://doi.org/10.1007/BF01567637
2. J.S. Pearlman, G.H. Dahlbacka, Appl. Phys. Lett. 31(7), 414 (1977).
https://doi.org/10.1063/1.89729
3. R.F. Benjamin, G.H. McCall, A.W. Ehler, Phys. Rev. Lett. 42, 890 (1979).
https://doi.org/10.1103/PhysRevLett.42.890
4. J.L. Borowitz, S. Eliezer, Y. Gazit, M. Givon, S. Jackel, A. Ludmirsky, D. Salzmann, E. Yarkoni, A. Zigler, B. Arad, J. Phys. D Appl. Phys. 20(2), 210 (1987).
http://stacks.iop.org/0022-3727/20/i=2/a=010
5. Y.A. Bykovskii, I.Y. Konyukhov, V.D. Peklenkov, Quant. Electron. 31(1), 45 (2001).
http://stacks.iop.org/1063-7818/31/i=1/a=A08