Հոդված 1099 Hakobyan N. Margaryan H. Hovhhannisyan D. Sargsyan T. Gasparyan P. Aroutiounian V. Chilingaryan H. Pokhsraryan D. Tabirian N. Molecular Crystals and Liquid Crystals v. 615 63-69 2015 http://www.tandfonline.com/loi/gmcl20