1. A. Mendez, T. F. Morse: Specialty Optical Fibers Handbook (Academic Press, 2007)
2. I. Khramov, R. Shaidullin, O. Ryabushkin, Opt. Eng. 58, 1 (2019)
3. N. Vanyushkin, N. Tereshchenko, A. Kostrov, P. Cherpak, D. Mukhankov, R. Shaidullin, O. Ryabushkin, Proc. SPIE 11199, 1119939 (2019)
4. Y. Feng, H. Zhang, Y.L. Li, C.F. Rao, IEEE ASME Trans. Mechatron. 15, 511–519 (2010)
5. C. Wen, Y. Li, J. Mod. Opt. 63, 762–770 (2016)