Bokes, Pavol http://orcid.org/0000-0002-8414-6933
Singh, Abhyudai
Funding for this research was provided by:
National Science Foundation (DMS-1312926)
Slovak Research and Development Agency (APVV-14-0378)
VEGA (1/0319/15)
Article History
Received: 3 March 2016
Revised: 8 August 2016
First Online: 24 September 2016
Compliance with ethical standards
:
: The authors declare that they have no conflict of interest.