P. K, Kodamboev, et al. “NONLINEAR OPTICAL (NLO) MATERIALS: SYNTHESIS, CRYSTAL STRUCTURE AND CHARACTERIZATION OF A NEW ORGANIC–INORGANIC HYBRID MATERIAL 4-(2-AMMONIOETHYL)MORPHOLIN-4-IUM HEXACHLOROSTANNATE(IV)”. Qo‘qon DPI. Ilmiy Xabarlar Jurnali, vol. 5, no. 3, May 2025, https://ilmiyxabarlar.kspi.uz/index.php/journal/article/view/1847.