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About The Authors

Santa Rutkovska
Daugavpils University, Faculty of Natural Sciences and Mathematics, Department of Chemistry and Geography
Latvia

Irēna Pučkina
Daugavpils University, Faculty of Natural Sciences and Mathematics, Department of Chemistry and Geography
Latvia

Olga Frolova
Daugavpils University, Faculty of Natural Sciences and Mathematics, Department of Chemistry and Geography
Latvia

Environment. Technology. Resources. Proceedings of the International Scientific and Practical Conference