Ruusmann, V
Sild, S
Maran, U
Funding for this research was provided by:
European Union FP6 Chemomentum Project (IST-5-033437)
Eesti Teadusfond (5805, 7709)
Estonian Ministry for Education and Research (SF0182644Bs04, SF0140031Bs09, IUT34-14)
European Union Regional Development Fund (3.2.1201.13-0021)
Article History
Received: 3 March 2015
Accepted: 8 June 2015
First Online: 25 June 2015