WoSCC/Scopus indeksēta publikācija
Latvian Journal of Physics and Technical Sciences, 2011, 48(5), 16-23, doi: 10.2478/v10047-011-0031-8
Latvian Journal of Physics and Technical Sciences, 2011, 48(5), 16-23, doi: 10.2478/v10047-011-0031-8