Stefanescu, Constantí X. Soto, David Talavera, Gerard Vila, Roger Hobson, Keith A. Further methods and analyses from Long-distance autumn migration across the Sahara by painted lady butterflies: exploiting resource pulses in the tropical savannah Information on wing-wear categories, stable isotope analysis, and natal origin assignments to potential migrants are given as well as the acknowledgements Vanessa cardui;insect migration;isoscapes;deuterium;Sahara;tropical savannah 2016-09-27
    https://rs.figshare.com/articles/journal_contribution/Further_methods_and_analyses_from_Long-distance_autumn_migration_across_the_Sahara_by_painted_lady_butterflies_exploiting_resource_pulses_in_the_tropical_savannah/3860511
10.6084/m9.figshare.3860511.v1