Using 81Kr and noble gases to characterize and date groundwater and brines in the Baltic Artesian Basin on the one-million-year timescaleGerber, Christoph; Vaikmäe, Rein; Aeschbach-Hertig, Werner; Babre, Alise; Raidla, ValleGeochimica et cosmochimica acta2017 / p. 187-210 : illhttps://doi.org/10.1016/j.gca.2017.01.033