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17by Matishov GG, Matishov DG, Solatie D, Kasatkina N, Leppänen AGet access
Published in Doklady Earth Sciences (2009)
Other/Unknown Material -
18by Leppänen A-P, Kasatkina N, Vaaramaa K, Matishov G, Solatie DGet access
Published in Journal of Environmental Radioactivity (2013)
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