Mierina, Inese
Stikute, Agnese
Mishnev, Anatoly
Jure, Mara
Funding for this research was provided by:
European Social Fund within the project “Support for the implementation of doctoral studies at Riga Technical University”.
JSC “Olainfarm”
Article History
Received: 29 June 2018
Accepted: 3 September 2018
First Online: 14 November 2018