Simonenko, E. P. [P:(DE-HGF)0] ; Simonenko, N. P. [P:(DE-HGF)0] ; Kopitsa, G. P. [P:(DE-HGF)0] ; Pipich, Vitaliy [P:(DE-Juel1)130893] ; Sevastyanov, V. G. [P:(DE-HGF)0] ; Kuznetsov, N. T. [P:(DE-HGF)0]