Multilayer antireflection optical coatings based on Nb, Si and Al oxides for nonlinear ZnGeP2 crystals / M. M. Zinoviev, N. N. Yudin, A. S. Olshukov, A. Yu. Davydova // Proceedings of SPIE. 2022. Vol. 12341 : 28th International Symposium on Atmospheric and Ocean Optics: Atmospheric Physics, 2022, Tomsk, Russia. P. 123413E-1-123413E-4. URL: http://vital.lib.tsu.ru/vital/access/manager/Repository/koha:001009262