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Aerial survey estimates of polar bears and their tracks in the Chukchi Sea.
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- PLoS ONE, 2021, v. 16, n. 5, p. 1, doi. 10.1371/journal.pone.0251130
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Aerial survey of Atlantic walruses ( Odobenus rosmarus rosmarus) in the Pechora Sea, August 2011.
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- Polar Biology, 2012, v. 35, n. 10, p. 1555, doi. 10.1007/s00300-012-1195-2
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Results and evaluation of a survey to estimate Pacific walrus population size, 2006<sup>1</sup>.
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- Marine Mammal Science, 2011, v. 27, n. 3, p. 514, doi. 10.1111/j.1748-7692.2010.00419.x
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- Article