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Статьи в сборниках
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- 1998 Russian zapovedniki in 1998: recent progressand new challenges for Russia’s strict nature preserves
- Ostergren D., Shvarts E.
- в сборнике Personal, Societal and Ecological Values of Wilderness: SixthWorld Wilderness Congress Proceedings on Research, Management and Allocation, место издания Ogden UT: U.S. Dept. of Agriculture, Forest Service, Rocky Mountain Research Station, том 2, с. 209-213
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- 1998 Protected areas in Russia: designation, management goals, current status, and future prospects of Russian Zapovedniki (Strict nature preserves)
- Ostergren David, Shvarts Evgeny
- в сборнике Personal, Societal, and Ecological Values of Wilderness: Sixth World Wilderness Congress Proceedings on Research, Management, and Allocation, место издания At: Ogden UT: U.S, том 1, с. 11-19