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Journal of Elementology > 2015 > 20 > 4
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Acta Agrophysica > 2011 > 18 > 1[192]
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Journal of Elementology > 2009 > 14 > 4
Journal of Elementology > 2009 > 14 > 4
Polish Journal of Environmental Studies > 2009 > 18 > 3 > 421-427
Journal of Elementology > 2008 > 13 > 3