Wenz, J.
Döpp, A.
Khrennikov, K.
Schindler, S.
Gilljohann, M. F.
Ding, H. https://orcid.org/0000-0003-4713-0331
Götzfried, J.
Buck, A.
Xu, J.
Heigoldt, M.
Helml, W. https://orcid.org/0000-0003-1537-2993
Veisz, L. https://orcid.org/0000-0002-7694-9066
Karsch, S.
Article History
Received: 13 August 2018
Accepted: 4 January 2019
First Online: 18 February 2019
Competing interests
: The authors declare no competing interests.