Temporal changes in radiological and chemical composition of Cambrian-Vendian groundwater in conditions of intensive water consumptionSuursoo, Siiri; Hill, Liie; Raidla, Valle; Munter, ReinScience of the total environment2017 / p. 679-690 : illhttps://doi.org/10.1016/j.scitotenv.2017.05.136