Funding for this research was provided by:
Israel Science Foundation (2221/15)
Center for Geosphere Dynamics, UNCE, Charles University (UNCE/SCI/006)
Grantová Agentura České Republiky (17-04270S)
Article History
Received: 4 March 2018
Revised: 11 April 2018
Accepted: 17 April 2018
First Online: 3 May 2018
Compliance with ethical standards
:
: The authors declare that there is no conflict of interest.