Denisova, Ļubova, Aija Augustova, and Pēteris Grabusts. “REVIEW AND ANALYSIS OF THE ELECTRONIC DATA COLLECTION SYSTEMS”. HUMAN. ENVIRONMENT. TECHNOLOGIES. Proceedings of the Students International Scientific and Practical Conference, no. 23 (April 24, 2019): 23–30. Accessed December 22, 2024. https://journals23.rta.lv/index.php/HET/article/view/4387.