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Sexing Mute Swans Cygnus olor by discriminant analysis
Brown, Allan W., Brown, Lyndesay M., Stevick, Peter IVolume:
21
Language:
english
Journal:
Ringing & Migration
DOI:
10.1080/03078698.2003.9674288
Date:
June, 2003
File:
PDF, 644 KB
english, 2003