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NMR Study of Structural Changes in Humic Acids of Meadow Soddy Soils

✍ Scribed by V. D. Tikhova; M. M. Shakirov; V. P. Fadeeva; M. I. Dergacheva; L. V. Samutenko; L. V. Fedorova

No coin nor oath required. For personal study only.

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