Martial sheets as a source of learning guerrilla activity von O. P. Bilous

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Algal indication of water bodies in Ukraine: methods and perspectives von S. S. Barynova, O. P. Bilous, P. M. Tsarenko

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Phytoplankton of water bodies differenting in the degree of anthropogenic pollution von P. D. Klochenko, T. F. Shevchenko, H. H. Lilitska, O. P. Bilous, I. M. Nezbrytska, Z. N. Horbunova

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