Derevyanchuk, Michael
Litvinovskaya, Raisa
Khripach, Vladimir
Martinec, Jan
Kravets, Volodymyr
Funding for this research was provided by:
National Academy of Sciences of Ukraine (UA) (№ 2.1.10.32-10, 9.1-12(06))
State Fund for Fundamental Researches of Ukraine (№ 41.4/041-2011, № 54.4/026-2013)