A simple and low-cost method to estimate spatial positions of shorebirds: the Telescope-Mounted Angulator
| Autor: | van der Heide, Tjisse, van der Zee, Els, Donadi, Serena, Eklöf, Johan S., Eriksson, Britas Klemens, Olff, Han, Piersma, Theunis, van der Heide, Wopke |
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| Zdroj: | Journal of Field Ornithology, 2011 Mar 01. 82(1), 80-87. |
| Databáze: | JSTOR Journals |
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