Shirinyan, Aram http://orcid.org/0000-0002-6119-7084
Wilde, Gerhard http://orcid.org/0000-0001-8001-5998
Bilogorodskyy, Yuriy http://orcid.org/0000-0002-8534-179X
Funding for this research was provided by:
Deutscher Akademischer Austauschdienst (A/14/02389, 91617129 of Program 57210259)