Proceedings of the 13th International Scientific and Practical Conference, 1, 30-37: DOI: https://doi.org/10.17770/etr2021vol1.6614
Saite uz rakstu brīvpieejā pieejama šeit.
Vidzeme University of Applied Sciences
Cēsu street 4, Tērbatas street 10, Valmiera, LV-4201, Latvija
Company reg. Nr. LV90001342592