Investigation of the Dependence of Biological Activity on the Structural Parameters of Native and Modified Humic Acids from Brown Coal
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1996 ◽
Vol 32
(1-4)
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pp. 229-240
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2020 ◽
Vol 16
(2)
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pp. 93-103
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1982 ◽
Vol 46
(2)
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pp. 269-277
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2003 ◽
Vol 32
(5)
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pp. 1750-1758
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