Himcinschi, Cameliu http://orcid.org/0000-0002-5572-0393
Rix, Jan
Röder, Christian
Rudolph, Martin
Yang, Ming-Min http://orcid.org/0000-0002-6628-5112
Rafaja, David
Kortus, Jens
Alexe, Marin
Article History
Received: 25 April 2018
Accepted: 23 November 2018
First Online: 23 January 2019
Competing Interests
: The authors declare no competing interests.