Gordon, E. B.
Karabulin, A. V.
Matyushenko, V. I.
Rostovshchikova, T. N.
Nikolaev, S. A.
Lokteva, E. S.
Golubina, E. V.
Funding for this research was provided by:
Russian Foundation for Basic Research (RU) (13-03-00320)
Russian Science Foundation (14-13-00574)