Shishkin, A. http://orcid.org/0000-0003-1944-5766
Hussainova, I. http://orcid.org/0000-0003-3081-2491
Kozlov, V.
Lisnanskis, M.
Leroy, P.
Lehmhus, D.
Funding for this research was provided by:
European Regional Development Fund (1.1.1.1/16/A/007)
Estonian Research Competency Council (PUT1063)
Article History
Received: 18 March 2018
Accepted: 23 April 2018
First Online: 8 May 2018