Bretscher, Peter
Egger, Julian
Shamshiev, Abdijapar
Trötzmüller, Martin
Köfeler, Harald
Carreira, Erick M
Kopf, Manfred
Freigang, Stefan
Funding for this research was provided by:
Swiss Federal Institute of Technology (ETH) Zurich (ETH‐18 09‐1)
Article History
Received: 1 October 2014
Revised: 15 February 2015
Accepted: 16 February 2015
First Online: 13 March 2015
Conflict of interest
: The authors declare that they have no conflict of interest.