For citations:
Eshniyazov V.E., Eshchanov B.Kh., Yusupov D.B., Ergashev Q.Ya., Sapaev U.K. On theory of second harmonic generation in 2D nonlinear photonic crystals with arbitrary structures. Nanosystems: Physics, Chemistry, Mathematics. 2015;6(6):779-785. https://doi.org/10.17586/2220-8054-2015-6-6-779-785