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Ostroumov S. A. Aquatic ecosystem as a bioreactor: water purification and some other functions. Rivista di Biologia / Biology Forum. 2004. vol. 97. p. 39-50. https://docs.google.com/file/d/0B589QnrA6gkoNTQ0YWM2ZWQtODdlZS00MmY3LWI3YzAtZTRlNDA2OGVhMjMx/edit?hl=en_US;
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Ostroumov S.A., Dodson S., Hamilton D., Peterson S., Wetzel R.G. Medium-term and long-term priorities in ecological studies // Rivista di Biologia / Biology Forum. 2003 (May). 96: 327-332. https://docs.google.com/file/d/0B589QnrA6gkoYzdlZWE4Y2UtOGZmNi00MmY2LTkyMTUtODg1ZGQ1OTBkMTM3/edit?hl=en_US;
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Ostroumov S.A. Anthropogenic effects on the biota: towards a new system of principles and criteria for analysis of ecological hazards. - Rivista di Biologia/Biology Forum. 2003. 96: 159-170.http://sites.google.com/site/ostroumovsergei/publications-1/rivista2003criteria; http://www.scribd.com/doc/52636721/3-System-of-Criteria;
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S. A. Ostroumov and M. P. Kolesnikov. Biocatalysis of Matter Transfer in a Microcosm Is Inhibited by a Contaminant: Effects of a Surfactant on L. stagnalis. - Doklady Biological Sciences, Vol. 373, 2000, pp. 397–399. Translated from Doklady Akademii Nauk, Vol. 373, No. 2, 2000, pp. 278–280. Original Russian Text Copyright © 2000 by Ostroumov, Kolesnikov. The English text online free:
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S. A. Ostroumov. The Concept of Aquatic Biota as a Labile and Vulnerable Component of the Water Self-Purification System.-Doklady Biological Sciences, Vol. 372, 2000, pp. 286–289. Translated from Doklady Akademii Nauk, Vol. 372, No. 2, 2000, pp. 279–282. https://docs.google.com/file/d/0B589QnrA6gkoYWJjMmMzNjMtMWRkNS00NjAzLTk2MzEtMDM1YzI0YjAxZTAy/edit?hl=en_US